| Abbreviation | Definition |
|---|---|
| ACOA | Association Canadienne des Orthophonistes et Audiologistes |
| ACOA | Canadian Association of Speech-Language Pathologists and Audiologists |
| ACODAL | Asociacin Colombiana de Ingeniera Sanitaria y Ambiental |
| ACODAL | Asociación Colombiana de Ingeniería Sanitaria y Ambiental |
| ACODAL | Colombian Association of Sanitary and Environmental Engineering |
| ACOFS | Australian Council of Film Societies |
| ACP | Association Canadienne de Philosophie |
| ACP | Association Canadienne des Palynologues |
| ACP | Association Canadienne des physiciens et physiciennes |
| ACP | Canadian Association of Palynologists |
| ACP | Canadian Association of Physicists |
| ACP | Canadian Philosophical Association |
| ACPA | American Catholic Philosophical Association |
| ACPA | American Crop Protection Association |
| ACPD | Association Canadienne des Professeurs de Droit |
| ACPD | Canadian Association of Law Teachers |
| ACPO | Association des chimistes professionnels de l'Ontario |
| ACPPU | Association Canadienne des Professeures et Professeurs d'Universit |
| ACPPU | Association Canadienne des Professeures et Professeurs d'Université |
| ACPPU | Canadian Association of University Teachers |