| Celeritas | Celeritas |
| celerity | prisa |
| Celeron | Intel Celeron |
| celery | apio |
| celesta | celesta |
| celestial | celeste |
| celestial body | cuerpo celeste |
| Celestial body atmosphere | Atmósfera |
| Celestial coordinate | Coordenada celeste |
| Celestial coordinate system | Coordenadas celestes |
| Celestial coordinates | Coordenadas celestes |
| Celestial equator | Ecuador celeste |
| Celestial mechanics | Mecánica celeste |
| Celestial object | Objeto astronómico |
| Celestial sphere | Esfera celeste |
| celestially | celestialmente |
| Celeus | Céleo |
| Celia | Celia |
| Celia Cruz | Celia Cruz |
| celibacy | celibato |
| celibate | soltero |
| Celine Dion | Céline Dion |
| Celje | Celje |
| cell | elemento |
| Cell adhesion | Adherencia celular |
| Cell adhesion molecule | Molécula de adhesión celular |
| Cell Broadcast | Difusión de celda |
| Cell culture | Cultivo celular |
| Cell cycle | Ciclo celular |
| Cell Games Saga | Juego de Cell |
| Cell growth | Crecimiento celular |
| Cell junction | Unión celular |
| cell line | línea celular |
| Cell membrane | Membrana plasmática |
| Cell metabolism | Respiración celular |
| Cell nucleus | Núcleo celular |
| cell phone | teléfono celular |
| Cell signaling | Comunicación celular |
| Cell Test | Cell Test |
| Cell wall | Pared celular |
| Cell wand | Pared celular |
| Cell-mediated immunity | Inmunidad celular |
| Cella | Naos |
| Cellae | Naos |
| cellar | sótano |
| cellar door | puerta |
| cellars | sotano |
| Celle | Distrito de Celle |
| cellist | violonchelista |
| cello | violonchelo |
| Cello Concerto | Concierto para violonchelo |
| cellobiose | celobiosa |
| cellophane | celofán |
| Cellophane noodles | Fideo celofán |
| Cellulair | Célula |
| cellular | celular |
| Cellular differentiation | Diferenciación celular |
| Cellular digital packet data | CDPD |
| cellular phone | teléfono celular |
| cellular telephone | teléfono celular |
| cellulitis | celulitis |
| celluloid | celuloide |
| cellulose | celulosa |
| cellulose industry | industria de celulosa |
| Cellulose plant conflict between Argentina and Uruguay | Conflicto entre Argentina y Uruguay por plantas de celulosa |
| Cellural phone | Telefonía móvil |
