| CSP Limoges | Cercle Saint-Pierre de Limoges |
| CSS | Programmation CSS |
| CSS Programming | Programmation CSS |
| CSTS | Crew Space Transportation System |
| Csárdás | Csárdás |
| CTAN | Comprehensive TeX Archive Network |
| CTBA | Cuatro Torres Business Area |
| CTD | CTD |
| Ctenolophon | Ctenolophonaceae |
| ctenophile | pectiniphile |
| Ctenophora | Ctenophora |
| Ctenophore | Ctenophora |
| Ctenosaura | Ctenosaura |
| Ctesias | Ctésias |
| Ctesibius | Ctésibios |
| Ctesiphon | Ctésiphon |
| Cthulhu | Cthulhu |
| Cthulhu Mythos | Mythe de Cthulhu |
| Cthulhu Mythos arcane literature | Liber Ivonis |
| CTV Television Network | Réseau CTV |
| Cu | Cuivre |
| cuadrilla | quadrille |
| Cuanza River | Cuanza |
| Cuarnens | Cuarnens |
| Cuarny | Cuarny |
| Cuauhtémoc | Cuauhtémoc |
| Cuauhtémoc Cárdenas | Cuauhtémoc Cárdenas |
| Cuauhtémoc Moctezuma Brewery | Cervecería Cuauhtémoc Moctezuma |
| cub | petit |
| Cub Scout | Louvetisme |
| Cuba | Cuba |
| Cuba Libre | Cuba libre |
| Cuba national football team | Équipe de Cuba de football |
| Cuban | Cubain |
| Cuban convertible peso | Peso cubain convertible |
| Cuban Crocodile | Crocodile de Cuba |
| Cuban Missile Crisis | Crise des missiles de Cuba |
| Cuban National Series | Championnat de Cuba de baseball |
| Cuban Overture | Ouverture cubaine |
| Cuban prime | Nombre premier cubain |
| Cuban Project | Opération Mongoose |
| Cuban Revolution | Révolution cubaine |
| Cuban Solenodon | Solenodon cubanus |
| Cuban tree frog | Osteopilus septentrionalis |
| Cubana de Aviación | Cubana |
| Cubane | Cubane |
| Cubby-hole | Nid |
| cubbyhole | coin confortable |
| cube | cube |
| cube root | racine cubique |
| Cube Zero | Cube Zero |
| cubic | cubique |
| cubic centimetre | centimètre cube |
| Cubic crystal system | Structure cristalline |
| cubic equation | équation cubique |
| Cubic feet per minute | Cubic Feet per Minute |
| cubic function | fonction cubique |
| Cubic meters | Mètre cube |
| cubic metre | mètre cube |
| Cubic metres | Mètre cube |
| Cubic plane curve | Courbe cubique |
| Cubic volume | Grandeur |
| cubic zirconia | zircon |
| cubicle | chambrette |
