| caravanage | trailering |
| caravane | train |
| Caravane de la mort | Caravan of Death |
| caravane de secours | search party |
| caravaning | trailering |
| caravansérail | caravanserai |
| caravelle | caravel |
| Caraïbe | Carribean |
| Caraïbes | the Caribbean |
| Caraïbes offshore | Thunder in Paradise |
| carbamazépine | carbamazepine |
| Carbanion | Carbanion |
| Carbaryl | Carbaryl |
| carbinolamine | carbinolamine |
| Carbo | Carbo |
| Carbocation | Carbocation |
| Carbofuran | Carbofuran |
| carbonade | carbonade |
| Carbonarisme | Carbonari |
| Carbonatation | Carbonatation |
| carbonate | carbonate |
| Carbonate de calcium | Calcium carbonate |
| Carbonatite | Carbonatite |
| carbone | carbon |
| carbone organique | organic carbon |
| carbone organique dissous | dissolved organic carbon |
| Carbonia | Carbonia |
| carbonifère | carboniferous |
| carbonique | carbonic |
| carbonisation | charring |
| carboniser | char |
| Carbonne | Carbonne |
| Carboplatine | Carboplatin |
| Carborane | Carborane |
| carborundum | Carborundum |
| Carboxyhémoglobine | Carboxyhemoglobin |
| carboxylique | carboxylic |
| Carboxypeptidase | Carboxypeptidase |
| carburant | combustible |
| Carburant aviation | Aviation fuel |
| carburant non polluant | non-polluting fuel |
| carburateur | carburetor |
| carbure | carbide |
| Carbure de silicium | Carborundum |
| Carcaixent | Carcaixent |
| carcajou | wolverine |
| Carcano | Carcano |
| carcasse | shell |
| Carcassonne | Carcassonne |
| Carcharhiniformes | Carcharhiniformes |
| Carcharhinus acronotus | Blacknose shark |
| Carcharhinus albimarginatus | Silvertip shark |
| Carcharhinus amblyrhynchoides | Graceful shark |
| Carcharhinus amboinensis | Pigeye shark |
| Carcharhinus borneensis | Borneo shark |
| Carcharhinus falciformis | Silky shark |
| Carcharhinus fitzroyensis | Creek whaler |
| Carcharhinus galapagensis | Galapagos shark |
| Carcharhinus limbatus | Blacktip shark |
| Carcharhinus perezii | Caribbean reef shark |
| Carcharhinus tilstoni | Australian blacktip shark |
| Carcharias taurus | Grey nurse shark |
| Carcharias tricuspidatus | Indian sand tiger |
| Carcharodon megalodon | Megalodon |
| Carcharodontosauridae | Carcharodontosauridae |
| Carcharodontosaurus | Carcharodontosaurus |
| Carcharoth | Carcharoth |
| Carchi | Carchi Province |
| carcinogène | carcinogen |
| carcinome | carcinoma |
| Carcinome du nasopharynx | Nasopharyngeal carcinoma |
| Carcinus maenas | Carcinus maenas |
| Card Walker | Card Walker |
