| Subject | English | French |
| health. | affective flattening | indifférence affective |
| met. | bending, folding, flattening, shearing machines | presses, machines à rouler, cintrer, plier, planer, cisailler |
| el. | earth flattening method | méthode d'aplanissement de la Terre |
| gen. | flatten one's nose against the window | aplatir son nez contre la vitre |
| gen. | flatten oneself against a wall | se plaquer contre un mur |
| gen. | flatten oneself against the wall | s'aplatir contre le mur |
| paraglid. | flatten out | redresser l'avion |
| paraglid. | flatten out | glisser parallèlement au sol |
| transp. | flatten-out | se redresser |
| paraglid. | flatten out | allonger le vol |
| paraglid. | flatten out | cabrer l'avion |
| gen. | flatten the skis | lâcher les carres |
| hobby | flatten the ski/to | maintenir à plat |
| earth.sc. | flattening filter | filtre de nivellement |
| earth.sc. | flattening filter | filtre d'aplatissement |
| earth.sc. | flattening filter | filtre compensateur |
| industr., construct., met. | flattening kiln | four à étendre |
| industr., construct., met. | flattening kiln | four d'étenderieB |
| mech.eng. | flattening machine | machine à planer |
| health. | flattening of affect | indifférence affective |
| commun. | flattening or rounding machine | machine à aplanir ou à arrondir |
| transp. | flattening profile | profil d'écrasement |
| hobby, transp., nautic. | flattening reef | ris de fond |
| industr., construct., met. | flattening table | pierre d'étenderieB |
| industr., construct., met. | flattening table | pierre à étendre |
| industr., construct., met. | flattening table | lagre |
| met. | flattening test | essai d'écrasement |
| met. | flattening test | essai d'aplatissement |
| industr., construct., met. | flattening tool | rabot |
| industr., construct., met. | flattening tool | polissoir |
| mech.eng. | flattening unlocking and locking tool | freinoir-défreinoir aplatisseur |
| industr., construct., chem. | foot-flattening machine | machine à former les pieds |
| med. | foot flattening troubles | affections par abaissement du pied |
| industr. | machine-tool for working metal by flattening | presse à planer |
| met. | patent flattening | planage par étirage |
| met. | patent flattening | dressage par étirage |
| tech. | polar flattening | aplatissement polaire |
| agric., industr. | stem flattening | laminage des côtes |
| met. | straightening and flattening machine | machine à planer |
| met. | straightening and flattening machine | planeuse |
| met. | straightening and flattening machine | machine à dresser |
| mech.eng. | table for flattening by drawing | banc à planer par étirage |
| construct. | to flatten | dresser |
| construct. | to flatten | aplanir |
| construct. | to flatten | égaler |
| construct. | to flatten | planer |
| met. | to flatten | élargir |
| construct. | to flatten | affleurir |
| chem. | to flatten | aplatir |
| chem. | to flatten | laminer |
| construct. | to flatten with putty | mastiquer lisser la couche d'impression |