| adequacy | suficiência |
| adequate | adequado |
| adequate food supply | fornecimento adequado de alimentos |
| adequately | bastante |
| Ader Éole | Éolo |
| adespotic | adéspota |
| adessive case | caso adessivo |
| Adewale Akinnuoye-Agbaje | Adewale Akinnuoye-Agbaje |
| ADFGVX cipher | Cifra ADFGVX |
| adhan | adhan |
| Adhemar da Silva | Adhemar Ferreira da Silva |
| Adhemar of Le Puy | Ademar de Monteil |
| adhere | aderir |
| adherence | adesão |
| adherenceng | aderência |
| adherent | adepto |
| adherently | aderentemente |
| adherents | aderente |
| adhering | pegajoso |
| adhesin | adesina |
| adhesion | adesão |
| adhesive | pegajoso |
| adhesive tape | durex |
| adhesively | adesivamente |
| adhesiveness | adesividade |
| adhesiveong | adesivol |
| adhocracy | adhocracia |
| Adi Shankara | Shânkara |
| adiabatic | adiabático |
| Adiabatic process | Adiabático |
| adiabatically | adiabaticamente |
| adiabaticity | adiabaticidade |
| Adiabene | Adiabena |
| Adidas | Adidas |
| Adidas Teamgeist | Teamgeist |
| adieu | adeus |
| Adige | Rio Ádige |
| adimensional | adimensional |
| adinkra | adinkra |
| adipate | adipato |
| adipic acid | ácido adípico |
| adipo- | adipo- |
| adipocere | adipocera |
| adipocyte | adipócito |
| adipogenesis | adipogénese |
| adipokine | adipocina |
| adiponectin | adiponectina |
| adiponitrile | adiponitrila |
| adipose | adiposo |
| adiposeness | adiposidade |
| adiposis | adipose |
| adiposity | obesidade |
| adipoyl | adipoíla |
| adipsia | adipsia |
| Adirondack Mountains | Adirondack |
| Adirondacks | Adirondacks |
| Aditi | Aditi |
| aditus | ádito |
| Aditya | Aditya |
| Adium | Adium |
| Adivasi | adivasi |
| Adiós | Adiós |
| adjacent | próximo |
| adjacently | adjacentemente |
| adjacentnt | adjacente |
| Adjara | Adjara |
| Adjaria | Adjara |
| adjectival | adjetivo |
