| comportementalisme | behaviorism |
| comporter | bring about |
| composant | part |
| composant atmosphérique | atmospheric component |
| Composant monté en surface | Surface-mount technology |
| Composant optique | Optical component |
| composant préfabriqué | building component |
| Composante Air | Belgian Air Force |
| Composante de Fourier | Fourier component |
| Composante E | E component |
| Composante F | F component |
| Composante Maritime | Belgian Navy |
| Compose du carbone | Carbon compounds |
| composer | make up |
| Composeur | War dialing |
| Composeur prédictif | Predictive dialer |
| composite | composite |
| Composite dentaire | Dental composite |
| compositeur | typographer |
| compositeur-typographe | typesetter |
| Compositeurs de musique | List of composers |
| Compositeurs par époques | List of composers |
| composition | essay |
| composition chimique | chemical composition |
| composition d'étalage | window dressing |
| composition de couleurs | colour composition |
| Composition de fonctions | Function composition |
| composition de l'atmosphère | atmospheric composition |
| composition de la population | composition of population |
| composition des carburants | fuel composition |
| composition du numéro | dialing |
| composition florale | flower arrangement |
| Composition ionique | Ion composition |
| Composition isotopique | Isotopic composition |
| compositrice | typographer |
| Compositum | Tensor product of fields |
| compost | compost |
| compost de boues résiduaires | refuse-sludge compost |
| compostage | composting |
| compostage par le producteur | composting by producer |
| Composteur | Pyxis |
| composts et engrais naturels | natural fertiliser |
| composé | compound |
| composé alicyclic | alicyclic compound |
| composé alkylique | alkyl compound |
| composé aromatique | aromatic compound |
| composé chimique | compound |
| composé de plomb | lead compound |
| Composé en majorité de | Mainly composed of |
| composé halogéné | halogenated compound |
| Composé hydrophile | Hydrophile |
| Composé insaturé | Unsaturated compound |
| composé nitré | nitro compound |
| composé organique | Organic compound |
| composé organique azoté | organonitrogen compound |
| composé organique oxygéné | organooxygen compound |
| Composé organique volatil | Volatile organic compound |
| composé organochloré | organochlorine compound |
| composé organohalogèné | organohalogen compound |
| composé organométallique | organometallic compound |
| composé organophosphoré | organophosphorous compound |
| composé organosulfuré | organosulphur compound |
| Composé polyèdrique | Polyhedral compound |
| composés aliphatiques | aliphatic compound |
| Compot | Tinned fruit |
| compote | compote |
| compote de pommes | applesauce |
