| Crypto-fascisme | Crypto-fascism |
| Cryptodires | Cryptodira |
| cryptogame | cryptogam |
| cryptogamique | fungous |
| cryptogramme | cryptogram |
| cryptographe | cryptographer |
| cryptographie | cryptography |
| Cryptographie asymétrique | Public-key cryptography |
| Cryptographie quantique | Quantum cryptography |
| Cryptographie sur les courbes elliptiques | Elliptic curve cryptography |
| Cryptographie symétrique | Symmetric-key algorithm |
| cryptologie | cryptology |
| cryptologique | cryptologic |
| Cryptologue | List of cryptographers |
| Cryptomorphisme | Cryptomorphism |
| Cryptomys | Cryptomys |
| Cryptonomicon | Cryptonomicon |
| Cryptool | Cryptool |
| Cryptophagidae | Cryptophagidae |
| Cryptoportique | Cryptoporticus |
| cryptorchidie | cryptorchidism |
| Cryptosporidiose | Cryptosporidiosis |
| Cryptosporidium | Cryptosporidium |
| Cryptosystème | Cryptosystem |
| Cryptosystème de Blum-Goldwasser | Blum-Goldwasser cryptosystem |
| Cryptosystème de ElGamal | ElGamal encryption |
| Cryptosystème de Goldwasser-Micali | Goldwasser-Micali cryptosystem |
| Cryptosystème de Merkle-Hellman | Merkle-Hellman |
| Cryptosystème de Paillier | Paillier cryptosystem |
| Cryptosystème de Rabin | Rabin cryptosystem |
| Cryptotis | Small-eared shrew |
| cryptozoologie | cryptozoology |
| cryptozoologique | cryptozoological |
| Crystal Palace | The Crystal Palace |
| Crytek Studios | Crytek |
| crâne | cranium |
| Crâne de cristal | Crystal skull |
| crâne d’œuf | baldie |
| Crâne Rouge | Red Skull |
| crâner | brag |
| crânien | cranial |
| crèche | crib |
| Crèche de Noël | Nativity scene |
| crème | cream |
| crème aigre | sour cream |
| crème anglaise | custard |
| crème brûlée | crème brûlée |
| Crème caramel | Cream |
| crème chantilly | whipped cream |
| Crème de cassis | Crème de cassis |
| Crème de fourrage | Filling crème |
| crème de la crème | cream of the crop |
| crème de tartre | cream of tartar |
| crème fouettée | whipped cream |
