| Subject | English | French |
| med. | abscess of zygomatic arch | abcès de l'arcade zygomatique |
| construct. | active arch | voûte active |
| construct. | air-supported arch | arc gonflable |
| med. | alignment of dental arch | allongement de l'arcade dentale |
| med. | alveolar arch | arcade alvéolaire |
| med. | anomaly of aortic arch | anomalie de la crosse de l'aorte |
| med. | anterior arch | arc antérieur de l'atlas |
| med. | anterior arch of atlas | arc antérieur de l'atlas |
| med. | anterior carpal arch | réseau artériel palmaire du carpe |
| med. | anterior width of zygomatic arch | largeur bizygomatique antérieure |
| life.sc. | anti-crepuscular arch | arche anticrépusculaire |
| life.sc. | anti-twilight arch | arche anticrépusculaire |
| med. | aortic arch | arc aortique |
| med. | aortic arch syndrome | femmes sans pouls |
| med. | aortic arch syndrome | maladie de Takayasu |
| med. | aortic arch syndrome | syndrome de la crosse aortique |
| construct. | arch abutment | butée d'un arc |
| construct. | arch abutment | culée des arcs |
| med. | arch adaptation | adaptation de l'arc |
| gen. | arch one's back | cambrer les reins |
| gen. | arch one's back | creuser les reins |
| gen. | arch one's back | creuser le dos |
| gen. | arch one's back | cambrer le dos |
| construct. | arch barrel | voûte en berceau incliné |
| construct. | arch beam | poutre en arc |
| gen. | arch-bending press | cintreuse |
| construct. | arch bridge | pont arqué |
| construct. | arch bridge | pont voûté |
| construct. | arch bridge | pont en arc |
| construct. | arch bridge with suspended deck | arc avec passerelle suspendue |
| construct. | arch bridge without bowstring | pont en arc à poussée |
| construct. | arch buttress dam | barrage à contreforts incurvé en plan |
| construct. | arch cantilever bridge | pont à arc cantilever |
| construct. | arch centering | cintre |
| construct. | arch centre line | ligne médiane d'un arc |
| construct. | arch chord | membrure de l'arc |
| construct. | arch crossover | traversée en arc |
| construct. | arch dam | barrage en arc |
| construct. | arch dam | barrage curviligne |
| construct. | arch dam | barrage arqué |
| construct. | arch dam in series | barrage à voûtes étagées |
| construct. | arch diaphragm | diaphragme d'arc |
| gen. | arch file | classeur à pince |
| construct. | arch frame | portique arqué |
| construct. | arch frame | portique en arque |
| construct. | arch frame | ossature en arcs |
| construct. | arch girder | poutre en arc |
| construct. | arch-gravity dam | barrage poids-voûte |
| construct. | arch key | cléf de l'arc |
| construct. | arch key | clef de la voûte |
| construct. | arch key | cle de la voûte |
| construct. | arch key | clé de l'arc |
| construct. | arch keystone | pierre de clavage |
| construct. | arch keystone | clé de voûte |
| construct. | arch lintel | linteau en arc |
| construct. | arch lintel | linteau en voûte |
| construct. | arch lintel | arceau |
| med. | arch of aorta | crosse de l'aorte |
| med. | arch of aorta-syndrome | syndrome de Martorell |
| med. | arch of aorta-syndrome | syndrome de la crosse de l'aorte |
| med. | arch of aorta-syndrome | maladie sans pouls |
| med. | arch of Corti | arcades de Corti |
| med. | arch of cricoid cartilage | arc cricoïdien |
| gen. | arch of the eyebrows | arcade sourcilière |
| med. | arch of the foot | arche du pied |
| med. | arch of the foot | voûte tarso-métatarsienne |
| med. | arch of the foot | cambrure du pied |
| gen. | arch of the foot | voûte plantaire |
| med. | arch of the ribs | arc costal |
| sport, bask. | arch of the throw | trajectoire |
| crim.law., life.sc. | arch pattern | dessin digital de type arc |
| archit. | arch rib junction | jonction de nervures |
| construct. | arch rise | hauteur de l'arc |
| construct. | arch roof | toiture en voûte |
| construct. | arch roof | couverture en arc |
| construct. | arch sagging | affaissement de la voûte |
| med. | arch-shaped orthodontic apparatus | appareil fixe en arc |
| med. | arch-shaped orthodontic appliance | appareil fixe en arc |
| construct. | arch structures | structures en arcs |
| gen. | arch support | cadre cintré |
| med. | arch-support device | semelle compensatrice |
| construct. | arch supporting | cintre de mine |
| gen. | arch supports for boots and shoes | ressorts pour cambrures de souliers |
| gen. | arch supports for boots and shoes | ressorts pour cambrures de chaussures |
| astr. | arch system | système d'arches |
| construct. | arch timbering | soutènement par cintres |
| construct. | arch timbering | sou* tènement polygonal |
| construct. | arch timbering | boisage polygonal |
| construct. | arch timbering | boisage à cadre en éléments assemblés |
| construct. | arch timbering | arc-boutement |
| construct. | arch truss | poutre en arc |
| construct. | arch with rectilinear cords | arc polygonal |
| gen. | arch with straight side members | cadre cintré en couronne |
| construct. | arch without articulation | arc sans articulation |
| construct. | arch without articulation | arc encastré |
| med. | arches of the heart | arcs du coeur |
| construct. | arrow, rise, height of arch | flèche |
| construct. | articulated arch | arc articulé |
| med. | atrophy of the pelvic arch | atrophie de la ceinture pelvienne |
| construct. | basket handle arch | arc en anse de panier |
| construct. | basket-handle arch | arc ovale |
| zool. | black arches | nonne (Lymantria monacha) |
| entomol. | black arches | nonne (Lymantria monacha, Porthetriadispar monacha) |
| pest.contr. | black arches moth | bombyx moine Lymantria monacha (L.) |
| pest.contr. | black arches moth | nonne Lymantria monacha (L.) |
| construct. | blank arch | arc aveugle |
| construct. | blind arch | arc simule |
| construct. | blind arch | faux-arc |
| construct. | blind arch | fausse-arcade |
| construct. | blind arch | arc aveugle |
| construct. | bowstring arch | arc à tirant |
| construct. | bowstring arch bridge | pont en arc à tirant |
| med. | branchial arch | arc branchial |
| med. | breadth-length index of the dental arch | indice de largeur et de longueur de l'arcade dentaire |
| med. | breadth-length index of the frontal dental arch | indice de largeur et de longueur de face de l'arcade dentaire |
| construct. | bucket arch | radier de l'auge |
| construct. | cable roof system supported by arches | système suspendu en câbles d'acier porté par arcs |
| construct. | carriageway slab on arch | tablier supérieur |
| construct. | carriageway slab on arch | dalle de chaussée surélevée |
| med. | cartilages of branchial arches | cartilages des arcs branchiaux |
| med. | Case double arch | arc double de Case |
| tech., met. | catenary arch | voûte en chaînette |
| construct. | center of pressures, linear arch | ou de compression |
| construct. | center of pressures, linear arch | axe ou ligne de poussée |
| construct. | chimney bar, turning bar, arch bar | latte en fer supportant la cheminée |
| construct. | circular arch | arc circulaire |
| med. | cleft of vertebral arches | fente vertébrale |
| construct. | compound curve, basket handle arch | arc en anse de panier |
| construct. | constant radius arch dam | barrage-voûte à rayon constant |
| construct. | constant thickness arch dam | barrage-voûte d'épaisseur constante |
| tech., met. | cooling arch | carcaise |
| astr. | coronal arch | arche coronale |
| med. | corrective arch | coussinet orthopédique |
| med. | costal arch | arc costal |
| med. | cranial arch index | indice de courbure de crâne |
| life.sc. | crepuscular arch | arche crépusculaire |
| construct. | crescent arch | arc falciforme |
| construct. | crescent arch | arc en forme de faucille |
| construct. | crescent arch | arc en forme de croissant |
| construct. | cross-web arch | arc formé de planches croisées |
| construct. | crown of an arch | clef de voûte |
| med. | crural arch | ligament de Fallope (ligamentum inguinale) |
| med. | crural arch | ligament de Poupart (ligamentum inguinale) |
| med. | crural arch | arcade fémorale (ligamentum inguinale) |
| med. | crural arch | arcade crurale (ligamentum inguinale) |
| tech., met. | curtain arch | voûte de barrage |
| tech., met. | curtain arch | voûte d'autel |
| construct. | cylindrical arch dam | barrage-voûte cylindrique |
| entomol. | dark arches | monoglyphe (Parastichtis monoglypha) |
| construct. | deck in the shape of a flat arch | aire de foulée en arc surbaissé |
| med. | deep palmar arch | arcade palmaire profonde |
| med. | deep palmar venous arch | arcade veineuse palmaire profonde |
| med. | dental arch | arcade |
| med. | dental arch | arcade dentaire |
| med. | dental arch expander | appareil à extension de l'arcade dentaire |
| construct. | depressed arch | arc surbaissé |
| med. | detorsion arch-support | semelle orthopédique pour pied en torsion externe |
| construct. | diagonal arch, groined arch | croisée d'ogive |
| construct. | diagonal arch, groined arch | arc arêtier |
| med. | digital venous arch | arcade veineuse des doigts |
| construct. | diminished arch | arc surbaissé |
| construct. | diminished arch | arc aplati |
| construct. | diminished arch | arc en anse de panier |
| construct. | diminished Gothic arch | arc aplati |
| construct. | diminished Gothic arch | arc en ogive comprimé |
| construct. | discharging arch, relieving arch | arc de décharge |
| construct. | division of the limb graduated arch | division du limbe |
| med. | dorsal carpal arch | réseau artériel dorsal du carpe (arcus carpalis dorsalis) |
| med. | dorsal venous arch of foot | arcade veineuse dorsale du pied |
| med. | dorsal venous arch of hand | arcade veineuse dorsale de la main |
| med. | double arch of aorta | crosse de l'aorte double |
| construct. | double curvature arch dam | barrage à double courbure |
| construct. | double-hinged arch | arc à double articulation |
| construct. | double-hinged arch | arc à deux charnières |
| tech., met. | drop arch | écran de voûte |
| construct. | Dutch arch | plate-bande |
| construct. | Dutch arch, flat arch, straight arch | arc plate-bande |
| construct. | earth arch | arc établi sur terre coupée en cintre |
| construct. | elastic arch | arc élastique |
| construct. | elastic arch method | méthode de la voûte élastique |
| construct. | elliptic arch | arc à trois centres |
| construct. | elliptic arch | arc ovale |
| construct. | elliptical arch dam | barrage-voûte elliptique |
| tech., met. | end arch | coin |
| chem., el. | end-arch brick | coin |
| construct. | equilateral pointed arch | arc en tiers points |
| construct. | equilateral pointed arch | ogive équilatérale |
| astr. | eruptive arch | arche éruptive |
| med. | expansion arch | arc d'extension |
| med. | Fallopian arch | arcade fémorale (ligamentum inguinale) |
| med. | Fallopian arch | ligament de Fallope (ligamentum inguinale) |
| med. | Fallopian arch | ligament de Poupart (ligamentum inguinale) |
| med. | Fallopian arch | arcade crurale (ligamentum inguinale) |
| construct. | fan arch | arc en éventail |
| tech., met. | fantail arch | autel |
| med. | Fauchard arch | bandeau métallique de Fauchard |
| med. | Fauchard arch | arc de Fauchard |
| med. | faucial arch | arc viscéral |
| med. | faucial arch | arc branchial |
| med. | femoral arch | arcade fémorale (ligamentum inguinale) |
| med. | femoral arch | ligament de Poupart (ligamentum inguinale) |
| med. | femoral arch | ligament de Fallope (ligamentum inguinale) |
| med. | femoral arch | arcade crurale (ligamentum inguinale) |
| med. | fissure of vertebral arches | fente vertébrale |
| construct. | five-center arch | arc à cinq centres |
| construct. | fixed ended arch | arc encastré |
| med. | flat anterior arch | arc dentaire aplati |
| construct. | flat arch | plate-bande |
| construct. | flexible arch | arc flexible |
| construct. | flexible arch bridge | pont en arc flexible |
| construct. | flood arch | en lit majeur |
| life.sc., construct. | foundation arch | voûte de fondation |
| construct. | foundation arch | arc de fondation |
| construct. | four-center arch | arc en carène |
| construct. | four-center arch | arc en talon |
| construct. | four-center arch | arc en accolade |
| construct. | four-centred arch | arc Tudor |
| med. | fracture of zygomatic arch | fracture de l'arcade zygomatique |
| construct. | framework arch | arc en treillis |
| med. | front teeth arch | arc dentaire frontal |
| chem. | furnace arch | voûte de four |
| chem. | furnace arch | voûte du four |
| chem. | furnace arch | dôme |
| chem. | furnace arch | chapelle du four |
| tech., met. | furnace arch | voûte de foyer |
| construct. | Georgian arch | arc surbaissé |
| construct. | Georgian arch | arc en anse de panier |
| nat.sc., agric. | gill arches | arcs branchiaux |
| construct. | Gothic arch | arc gothique |
| construct. | Gothic arch | arc en ogive |
| life.sc., construct. | gravity arch dam | barrage arqué |
| life.sc., construct. | gravity arch dam | barrage curviligne |
| life.sc., construct. | gravity arch dam | barrage en arc |
| construct. | gravity arch dam | barrage-poids-voûte |
| entomol. | grey arches | brodée (Mamestra nebulosa) |
| construct. | half-arch | demi-arc |
| med. | Haller arches | cingulum d'Haller |
| med. | Haller arches | ceinture d'Haller |
| med. | Hammond wire-arch splint | attelle de Hammond |
| construct. | height of arch | flèche |
| construct. | height of arch | hauteur de l'arc |
| med. | height of pubic arch | hauteur du bord supérieur du pubis |
| sport, bask. | high arch shot | shoot d'une trajectoire courbe |
| med. | high labial arch | arc labial orthodontique de Lourie |
| construct. | high-crown crenelated arch | arc en ogive crénelé |
| construct. | high-crowned arch | arc gothique |
| construct. | high-crowned arch | arc en ogive |
| construct. | high-crowned arch | arc surhaussé |
| construct. | hinged arch | arc articulé |
| construct. | hinged-arch bridge | pont en arc à articulations |
| construct. | hinged arch support | cadre à charnière |
| construct. | hingeless arch | arc sans articulation |
| construct. | hingeless arch | arc encastré |
| med. | horizontal arch | arc horizontal |
| gen. | horseshoe arch | arc en fer à cheval |
| med. | hyoid arch | arc stylostapédien |
| med. | hyoid arch | arc hyoïdien |
| med. | hyoid arch | cartilage hyoïdien |
| med. | hyoid arch | cartilage de Reichert |
| med. | hyoid arch | arch hyoïdien (cus hyoideus) |
| construct. | hyperbolic arch | arc hyperbolique |
| med. | hypoglossal arch | arc hypoglossien |
| tech., met. | ignition arch | voûte d'allumage |
| med. | iliopectineal arch | bandelette iléo-pectinée |
| construct. | inclined arch | arc plongeant |
| construct. | inclined arch | arc incliné |
| construct. | inclined barrel arch | voûte en berceau incliné |
| construct. | independent arch | arc indépendant |
| med. | index of plantar arch | indice plantaire de Bragard |
| med. | index of plantar arch Bragard | indice plantaire de Bragard |
| med. | inferior dental arch | arcade dentaire inférieure |
| construct. | inverted arch | arc de décharge |
| construct. | inverted arch | arc renversé |
| construct. | inverted arch, reversed arch | arc renversé |
| construct. | inverted arches | arc renverse |
| construct. | isostatic arch | arc isostatique |
| industr., construct., met. | jack arch | voûte plate |
| industr., construct., met. | jack arch | voûte en plate-bande |
| construct. | jack arch | plate-bande |
| geogr. | Jouy-aux-Arches | Jouy-aux-Arches (FRA) |
| med. | jugular arch | anastomose transversale entre les deux veines jugulaires antérieures,située dans l'espace sous-sternal |
| construct. | keystone, key block, key of an arch crown stone, apex stone | claveau |
| construct. | keystone, key block, key of an arch crown stone, apex stone | clef de voûte |
| construct. | keystone, key block, key of an arch crown stone, apex stone | pierre de clavage |
| med. | labial arch | arc vestibulaire |
| construct. | lancet arch | lancette |
| med. | Langer's axillary arch | arc axillaire de Langer |
| med. | lateral part of the longitudinal arch of the foot | arc latéral de la voûte plantaire longitudinale (pars lateralis arcus longitudinalis pedis) |
| construct. | lattice arch | arc en treillis |
| gen. | lattice arches | cintres réticulés |
| gen. | lattice arches | cadres réticulés |
| construct. | latticed arch | arc en treillis |
| work.fl. | lever-arch file | classeur à levier |
| construct. | limb, graduated arch | limbe d'un instrument de triangulation |
| construct. | line of arch centres | ligne des centres des arcs |
| med. | lingual-arch lock | fixation de Mershon |
| construct. | logarithmic spiral arch dam | barrage-voûte à spirale logarithmique |
| agric., mech.eng. | logging arch | arche de débusquage |
| agric., mech.eng. | logging arch | arche de débardage |
| tech., met. | longitudinal-arch kiln | four à galeries parallèles |
| gen. | loose-footed arch | cadre à un montant amovible |
| sport, bask. | low arch shot | shoot direct |
| construct. | lowered point arch, drop gothic arch | ogive surbaissée |
| tech., met. | main arch | chapelle |
| construct. | main arch of a vault | arc doubleau |
| med. | major arch | arc principal |
| med. | mandibular arch | arc mandibulaire (arcus mandibularis) |
| athlet. | measured circular arches | lignes concentriques mesurées |
| med. | medial part of the longitudinal arch of the foot | arc médial de la voûte plantaire longitudinale (pars medialis arcus longitudinalis pedis) |
| med. | median sagittal arch | courbe occipito-frontale |
| med. | median-sagittal glabellar arch | arc sagitto-médian glabellaire |
| med. | Menard-Shenton arch | ligne de Menard-Shenton |
| med. | minimum width of zygomatic arch | largeur bizygomatique minimum |
| construct. | multi-centred arch | arc à plusieurs centres |
| construct. | multi-centred arch dam | barrage-voûte à plusieurs centres |
| construct. | multifoil compound arch | arc polylobé |
| construct. | multiplate pipe arch culvert | buse arche mutliplaque |
| construct. | multiplate pipe arch culvert | buse arche multiplaques |
| construct. | multiple arch dam | barrage à voûtes multiples |
| construct. | multiple-arch dam | barrage à voûtes multiples |
| construct. | nailed arch | arc cloué |
| gen. | ogee arch | arc en ogive |
| construct. | ogee arch, ogival arch | arc ogive |
| construct. | ogee arch, ogival arch | arc en accolade |
| construct. | ogee arch, ogival arch | arc en dos d'âne |
| construct. | open-web arch | arc en treillis |
| construct. | open-web arch | arc évidé |
| med. | palatoglossal arch | pilier antérieur du voile du palais |
| med. | palatopharyngeal arch | pilier postérieur du voile du palais |
| med. | palmar carpal arch | réseau artériel palmaire du carpe (arcus carpalis palmaris) |
| med. | palpebral arch | arc palpébral (arcus palpebralis) |
| construct. | parabolic arch | arc parabolique |
| construct. | parabolic arch | voûte parabolique |
| construct. | parabolic arch dam | barrage-voûte parabolique |
| med. | parietal longitudinal arch | courbe médiane pariétale |
| med. | pedicle of vertebral arch | pédicule vertébral (collum arcus vertebrarum) |
| construct. | perfect arch | arc en demi-cercle |
| construct. | perfect arch | plein cintre |
| med. | phenomenon of vertebral arch rootes | signe des pédicules |
| med. | pin arch | arc en boulon |
| construct. | pitch of an arch | rapport flèche: portée |
| construct. | pitch of an arch | montée d'un arc |
| med. | pitcher appearance of zygomatic arches | radiographie de l'arcade zygomatique |
| med. | plantar arch | arcade plantaire |
| med. | plantar venous arch | arcade veineuse plantaire |
| construct. | pneumatic arch | arc gonflable |
| gen. | pointed arch | arc brisé |
| construct. | pointed arch, gothic arch | arc ogival |
| construct. | pointed arch, gothic arch | ogive |
| construct. | pointed arch, gothic arch | arc aigu |
| construct. | portal arch | arc en portique |
| med. | posterior arch | arc postérieur de l'atlas |
| med. | posterior arch | arc postérieur |
| med. | posterior arch of atlas | arc postérieur de l'atlas |
| med. | posterior arch of atlas | arc postérieur |
| med. | posterior carpal arch | réseau artériel dorsal du carpe |
| med. | posterior left arch of the atlas | arc postérieur gauche de l'atlas |
| med. | posterior width of zygomatic arch | largeur bizygomatique postérieure |
| chem. | pot arch | four à arches |
| industr., construct., met. | pot arching | cuisson des pots |
| industr., construct., met. | pot arching | attrempage des pots |
| med. | prolongation of dental arch | allongement de l'arcade dentale |
| hobby, cultur. | proscenium arch | cadre de scène |
| hobby, cultur. | proscenium arch | arc de scène |
| construct. | proscenium arch | encadrement mobile de l'ouverture du cadre de scène |
| construct. | proscenium arch | cadre de décors |
| med. | public arch | arcade pubienne |
| mater.sc., construct. | quay wall on arches | mur de quai à voûtes |
| construct. | raised arch | arc surhaussé |
| construct. | raised pointed arch, lancet arch | arc en ogive surélevée ou à lancette |
| construct. | rampant arch | arc rampant |
| construct. | rational center line of arch | configuration rationnelle de l'axe d'un arc |
| construct. | reinforced-brick straight arch | linteau en briques armées |
| construct. | reinforced-tile arch floor | plancher à hourdis en blocs céramiques armés |
| construct. | relieving arch | arc de décharge |
| tech., met. | relieving arch | voûte de décharge |
| construct. | ribbed arch | arc à nervures |
| med. | ribbon arch of E.H.Angle | arc d'Angle |
| construct. | ridge-type bearing arch | arc faîtière |
| med. | right arch of aorta | crosse de l'aorte en dextro-position |
| construct. | rigid arch | arc rigide |
| med. | Riolan's arch | arcade de Riolan |
| med. | Riolan's arch | arc de Riolan |
| construct. | rise, height of arch | flèche d'un arc ou d'une voûte |
| construct. | rise of arch | flèche de l'arc |
| construct. | rising arch | arc rampant |
| construct. | roof arch | cintre de pavillon |
| construct. | roof arch | courbe de pavillon |
| construct. | roof arch | voussure cintrée de toiture |
| construct. | roof arch | armature cintrée de toiture |
| med. | root of vertebral arch | pédicule vertébral |
| construct. | round arch | arc roman |
| construct. | round arch | arc plein cintre |
| construct. | sagging of the arch | affaissement de la voute |
| med. | Salus arch | signe du croisement |
| tech., met. | section for colliery arches | profilé pour soutènement de mines |
| construct. | segmental arch | arc en segment ou bombé |
| tech., met. | segmental arch | voûte surbaissée |
| construct. | semicircular arch | arc plein cintre |
| construct. | semicircular arch | arc roman |
| tech., met. | semi-circular arch | voûte en plein cintre |
| gen. | semicircular arch | arc en fer en plein cintre |
| med. | Shenton's arch | ligne de Shenton |
| tech., met. | side arch | couteau |
| chem., el. | side-arch brick | couteau |
| construct. | single curvature arch dam | barrage-voûte à simple courbure |
| construct. | single-hinged arch | arc à une articulation |
| brit. | sleep under the arches | vivre sous les ponts |
| brit. | sleep under the arches | dormir sous les ponts |
| construct. | slender arch | arc flexible |
| construct. | slender arch bridge | voûte mince |
| construct. | solid web arch | arc à âme pleine |
| construct. | solid-web arch | arc à âme pleine |
| construct. | spandrel-braced arch bridge | pont en arc avec tablier supérieur |
| construct. | sparing arch | voute de decharge |
| construct. | sparing arch | voute inversee |
| construct. | sparing arch | arc inverse |
| construct. | sparing arch | arc de decharge |
| gen. | splay-legged arch | cadre à deux montants écartés |
| tech., met. | sprung arch | voûte arc-boutée |
| construct. | steel-joist-and-brick arch floor | plancher en fer et en maçonnerie de brique armée |
| construct. | stiffening arch | arc de renfort |
| construct. | stiffening arch | arc de renforcement |
| construct. | stilted arch | arc élevé |
| construct. | straight arch | plate-bande |
| construct. | straight gauged arch, Dutch arch, flat arch | arc plate-bande |
| gen. | straight-legged arch | cadre à deux montants droits |
| construct. | strengthened arch | arc de renforcement |
| med. | stylohyoid arch | arc stylostapédien |
| med. | stylohyoid arch | arc hyoïdien |
| fin. | summit of the Arch | sommet de l'Arche |
| med. | superciliary arch | arcade sourcilière (arcus superciliaris) |
| med. | superficial palmar arch | arcade palmaire superficielle |
| med. | superficial palmar venous arch | arcade veineuse palmaire superficielle |
| med. | superior dental arch | arcade dentaire supérieure |
| mater.sc., mech.eng. | support arch | anneau de levage |
| tech., met. | suspended arch | voûte suspendue |
| construct. | symmetric arch | arc symétrique |
| med. | teeth outside the dental arch | malposition dentaire |
| med. | tendinous arch of fascia of pelvis muscles | arcade tendineuse de l'aponévrose pelvienne |
| med. | tendinous arch of levator ani muscle | arcade tendineuse du releveur |
| med. | tendinous arch of soleus muscles | arcade du soléaire |
| gen. | the Arche Summit | Sommet de l'Arche |
| construct. | thick arch dam | barrage à voûte épaisse |
| construct. | thin arch dam | barrage à voûte mince |
| construct. | three-center arch | arc à trois centres |
| construct. | three-hinged arch | arc à trois articulations |
| construct. | three-pinned arch | arc à trois articulations |
| construct. | thrust of arch | poussée de l'arc |
| med. | thyreoid arch | arc hyo-thyroïdien |
| construct. | tied arch | bow-string |
| construct. | tied arch | arc à tirant |
| construct. | tied arch | arc sous-tendu |
| construct. | tied arch bridge | pont en arc a tablier suspendu |
| construct. | tied-through arch | bow-string |
| construct. | to lay an arch | jeter un arc |
| construct. | to set out arches | jalonner |
| construct. | to set out arches | tracer (une courbe sur le terrain) |
| construct. | to turn an arch | jeter un arc |
| med. | total longitudinal arch | courbe occipito-frontale |
| agric., tech. | tractor-arch unit | tracteur-fardier |
| agric., tech. | tractor-arch unit | train-complet |
| tech., met. | transverse-arch kiln | four à chambres |
| construct. | trefoil arch | arc trilobé |
| med. | Treitz's arch | arc vasculaire de Treitz |
| construct. | triangular arch | arc triangulaire |
| construct. | trihedral arch | arc à section triangulaire |
| construct. | triple-articulation arch | arc à trois articulations |
| archit. | triumphal arch | arc triomphal |
| tech. | triumphal arch | arc de triomphe |
| med. | true-to-pattern arch support | semelle orthopédique sur mesure |
| construct. | trumpet arch | trompe de voûte |
| construct. | truss with flexible arch | ferme en arc flexible |
| construct. | trussed arch | arc évidé |
| construct. | trussed arch | arc en treillis |
| construct. | tubular arch bridge | pont-voûte tubulaire |
| construct. | Tudor arch | arc en accolade |
| construct. | Tudor arch | arc en carène |
| construct. | Tudor arch | arc en talon |
| construct. | Tudor arch | arc Tudor |
| construct. | Tudor arch, four-centred arch | arc Tudor |
| life.sc. | twilight arch | arche crépusculaire |
| construct. | two-hinged arch | arc à deux charnières |
| construct. | two-hinged arch | arc à double articulation |
| construct. | two-pinned arch | arc à double articulation |
| construct. | two-pinned arch | arc à deux charnières |
| construct. | variable curvature arch | arc à courbure variable |
| construct. | variable radius arch dam | barrage voûte à rayon variable |
| construct. | variable thickness arch dam | barrage-voûte d'épaisseur variable |
| med. | venous arch | arc veineux |
| med. | vertebral arch | arcade vertébrale |
| med. | vertebral arch | arc vertébral |
| med. | visceral arch | arc branchial |
| construct. | wall arch | arc de renforcement |
| construct. | wall arch to a vault | arc formeret |
| tech. | wheel arch | joue d'aile |
| med. | width of zygomatic arch | largeur zygomatique |
| gen. | yieldable arch | cintre déformable |
| gen. | yielding arch | cintre déformable |
| med. | zygomatic arch | arcade zygomatique (arcus zygomaticus) |