| Subject | English | Danish |
| industr. | baroque pearl | barokperle |
| industr. | blister pearl | barokperle |
| mun.plan. | button pearl | knapperle |
| mun.plan. | button pearl | halvperle |
| pharma. | cobalt-60 pearls | kobolt-60-perler |
| industr. | cultured doublet pearl | perledublet |
| agric. | cultured pearl | kulturperle |
| industr. | doublet pearl | perledublet |
| mun.plan. | drilled pearl | gennemboret naturperle |
| med. | epithelia pearl | hornperle |
| med. | epithelial pearls | epithelperler |
| patents. | furniture, mirrors, picture frames, goods not included in other classes of wood, cork, reed, cane, wicker, horn, bone, ivory, whalebone, shell, amber, mother-of-pearl, meerschaum and substitutes for all these materials or of plastics | møbler, spejle, billedrammer, varer ikke indeholdt i andre klasser af træ, kork, rør, spanskrør, kurvefletning, horn, ben, elfenben, fiskeben, skildpadde, rav, perlemor og merskum samt af erstatningsstoffer for disse materialer eller af plastic |
| patents. | goods not included in other classes of wood, cork, reed, cane, wicker, horn, bone, ivory, whalebone, shell, amber, mother-of-pearl, meerschaum and substitutes for all these materials, or of plastics | varer ikke indeholdt i andre klasser af træ, kork, rør, spanskrør, kurvefletning, horn, ben, elfenben, fiskeben, skildpadde, rav, perlemor og merskum samt erstatningsstoffer for disse materialer eller af plastic |
| patents. | goods included in class 20 of wood, cork, reed, cane, wicker, horn, bone, ivory, whalebone, shell, amber, mother-of- pearl, meerschaum and substitutes for all these materials, or of plastics | varer indeholdt i klasse 20 af træ, kork, rør, spanskrør, kurvefletning, horn, ben, elfenben, fiskeben, skaller, skildpadde, rav, perlemor, merskum samt erstatningsstoffer for disse materialer eller af plastic |
| patents. | goods, so far as included in class 20, of wood, cork, reed, cane, wicker, horn, bone, ivory, whalebone, shell, amber, mother-of-pearl, meerschaum and substitutes for all these materials, or of plastics | varer, indeholdt i klasse 20, af træ, kork, rør, spanskrør, kurvefletning, horn, ben, elfenben, fiskeben, skildpadde, rav, perlemor og merskum samt af erstatningsstoffer for disse materialer eller af plastic |
| mun.plan. | hollow imitation pearls | hule imitationer af ægte perler |
| med. | horned pearl | hornperle |
| mun.plan. | imitation pearls | imitationer af ægte perler |
| gen. | Jerusalem pearl | Jerusalemperle |
| nat.sc. | mother of pearl | perlemor |
| gen. | mother of pearl unworked or semi-worked | ubearbejdet eller delvis forarbejdet perlemor |
| fish.farm. | mother-of-pearl | perlemor |
| industr., construct., met. | mother-of-pearl bead | perlemorsperle |
| fish.farm. | mother-of-pearl shell | perlemusling (Pinctada martensii, Pinctada maxima, pinctada margaritifera) |
| nat.sc., agric. | mother-of-pearl shell | perlemusling (Pinctada martensii, Pinctada maxima) |
| med. | mother-of-pearl stomatitis | perlemorstomatit |
| med. | mother-of-pearl worker's osteomyelitis | perlemorarbejdersygdom |
| mun.plan. | mounted pearl | monteret naturperle |
| mun.plan. | natural pearl | naturperle |
| chem., met., mech.eng. | pearl ash rare | kaliumkarbonat |
| chem., met., mech.eng. | pearl ash rare | potaske |
| agric. | pearl barley | perlegryn |
| agric. | pearl barley | bankebyg |
| agric. | pearl barley | perlebyg |
| fish.farm. | pearl essence | perlemorsessens |
| agric. | pearl essence | perleessens |
| industr., construct. | pearl finish | pirle finish |
| industr., construct., chem. | pearl glue | perlelim |
| med. | pearl grinders'phtisis | perlemorarbejdersygdom |
| med. | Pearl index | Pearl-index |
| earth.sc., life.sc. | pearl lightning | perlelyn |
| chem., mech.eng. | pearl mill | perlemølle |
| nat.res., agric. | pearl millet | negerhirse (Pennisetum glaucum, Pennisetum typhoideum) |
| agric. | pearl millet | perlehirse (Pennesitum americanum, Pennesitum glaucum) |
| agric. | pearl moss | perlemos |
| agric. | pearl moss | karrageenmos |
| agric. | pearl moss | irsk mos |
| nat.res., fish.farm. | pearl mussel | perlemusling (Margaritana margaritifera) |
| earth.sc., life.sc. | pearl necklace lightning | perlelyn |
| industr. | pearl necklace with a gold fastener | perlehalssmykke med lukke af guld |
| med. | Pearl operation | Pearl's operation |
| agric. | pearl oyster | perleøsters |
| med. | "pearl" phenomenon | perletegn |
| tech., chem. | pearl polymerization | perlepolymerisation |
| math. | Pearl-Read curve | logistisk kurve |
| stat. | Pearl-Read curve | Pearl-Read-kurve |
| math. | Pearl-Read curve | Pearl-Readkurve |
| earth.sc. | pearl spar | bitterspat |
| earth.sc. | pearl spar | dolomit |
| med. | pearl string comparison | perlekæde-sammenligning |
| food.ind. | pearl sugar | perlesukker |
| agric., sugar. | pearl sugar | perlemelis |
| industr. | pearl sugar production unit | perlesukkerfabrik |
| earth.sc., industr., construct. | pearl white | perlehvidt |
| food.ind. | pearl wine. | perlevin |
| food.ind. | pearl wine. | perlende vin |
| med. | pearl worker's disease | perlemorarbejdersygdom |
| med. | pearl worker's osteomyelitis | perlemorarbejdersygdom |
| med. | pearl workers'asthma | perlemorarbejder-asthma |
| med. | pearl workers'ostitis | perlemorarbejdersygdom |
| gen. | pearls made of ambroid pressed amber | perler af presserav |
| mun.plan. | real pearl | naturperle |
| fish.farm. | river pearl mussel | flodperlemusling (Margaritifera margaritifera) |
| nat.res., fish.farm. | river pearl mussel | perlemusling (Margaritana margaritifera) |
| mun.plan. | set pearl | indfattet naturperle |
| mun.plan. | solid imitation pearls | massive imitationer af ægte perler |
| mun.plan. | strung pearls | naturperler trukket på snor |
| food.ind. | tapioca in the form of pearls | tapioka i form af perlegryn |
| mun.plan. | three-quarter pearl | trekvartperle |
| mun.plan. | unworked pearl | ubearbejdet naturperle |
| med. | vitreous body pearl | corpus vitreum-perle |
| mun.plan. | worked pearl | bearbejdet naturperle |
