| academia | academy |
| Academia Brasileira de Letras | Academia Brasileira de Letras |
| Academia da Língua Hebraica | Academy of the Hebrew Language |
| Academia de Artes e Ciências Cinematográficas | Academy of Motion Picture Arts and Sciences |
| Academia de Ciências da Rússia | Russian Academy of Sciences |
| Academia de Ciências de New York | New York Academy of Sciences |
| Academia de Letras | Academia Brasileira de Letras |
| Academia de Platão | Platonic Academy |
| Academia de São Lucas | Accademia di San Luca |
| Academia francesa | Académie française |
| Academia Julian | Académie Julian |
| Academia Militar dos Estados Unidos da América | United States Military Academy |
| Academia Nacional de Desenho | National Academy of Design |
| Academia Real das Ciências da Suécia | Royal Swedish Academy of Sciences |
| Academia Real de Pintura e Escultura de Paris | Académie de peinture et de sculpture |
| Academia Russa das Ciências | Russian Academy of Sciences |
| Academia Sibelius | Sibelius Academy |
| Academia Sueca | Swedish Academy |
| academiae | academy(Crocus sativus)ol |
| academicamente | theoretically |
| academicismo | academicism |
| academizar | academize |
| academização | academization |
| Academos | Akademos |
| Academy of Natural Sciences | Academy of Natural Sciences |
| academês | academese |
| acadiano | Akkadian |
| Acadianos | Acadian |
| académico | academic |
| Académico Sal Rei | Académico Sal Rei |
| Académie des Sciences | French Academy of Sciences |
| acadêmica | academician |
| acadêmico | academician |
| Acaena | Acaena |
| Acaia | Achaea |
| Acaju | Swietenia |
| Acala | Acala |
| acalanto (idéias) | lullaby |
| acalasia | achalasia |
| acalculia | acalculia |
| acalentar | set on fire |
| acalentar (idéias) | to calm down |
| acalmado | becalmed |
| acalmar | calm down |
| acalmar(-se) | to tranquilize |
| acalmar-se | cool down |
| acalmarse | to calm down |
| acalme-se | calm down |
