| acceptation | acepción |
| accepter | consumidor |
| acceptor | aceptador |
| access | entrada |
| access code | código de acceso |
| Access key | Tecla de acceso |
| access level | nivel de entrada |
| Access limitations | Barreras de entrada |
| Access Point Name | Nombre de punto de acceso |
| access road | rampa de acceso |
| access time | tiempo de entrada |
| access to administrative documents | acceso a documentos administrativos |
| access to culture | acceso a la cultura |
| access to information | acceso a la información |
| access to the courts | acceso a la justicia |
| accessable | accesible |
| accessibility | accesibilidad |
| accessible | accesible |
| accessibly | accesible |
| accession | asentimiento |
| Accession of Turkey to the European Union | Relaciones entre Turquía y la Unión Europea |
| accessories | accesorio |
| accessory | apéndice |
| accessory after the fact | encubridor |
| accessory before the fact | instigador |
| accessory equipment | accesorio |
| accessory fruit | infrutescencia |
| Accessory nerve | Nervio accesorio espinal |
| Acciaioli | Acciaiuoli |
| accidence | acaso |
| accident | choque |
| accident source | fuente de accidentes |
| accident-prone | propenso a sufrir accidentes |
| accidental | casual |
| Accidental complexity | Accidental complexity |
| accidental death | muerte accidental |
| accidental release of organisms | descarga accidental de organismos |
| accidentally | de improviso |
| accidentprone | adversidad |
| Accidents and incidents in aviation | Accidentes e incidentes en la aviación |
| Accipitridae | Accipitridae |
| Accipitriformes | Falconiformes |
| Acción mutante | Acción mutante |
| Accla | Acllas |
| acclaim | aclamar |
| acclamation | aclamación |
| acclimate | habituar |
| acclimation | aclimatación |
| acclimatization | aclimatación |
| acclimatize | aclimatarse |
| acclivity | pendiente |
