| Acronym | Definition |
|---|
| AMCA | Atlas Mathematical Conference Abstracts |
| AMCA | American Mosquito Control Association |
| AMCA | Air Movement and Control Association International, Inc. (often incorrectly called Air Moving and Conditioning Association) |
| AMCA | 7-Amino-4-Methylcoumarin-3-acetic Acid |
| AMCA | Alaskan Malamute Club of America |
| AMCA | Amino-Methyl Cyclohexane-Carboxylic Acid |
| AMCA | Antique Motorcycle Club of America |
| AMCA | Almae Matris Croaticae Alumni (association of former students of Croation universities) |
| AMCA | Amateur Motor Cycle Association (UK) |
| AMCA | Ave Maria College of the Americas |
| AMCA | Asian Marine Conservation Association (Belgharia, Kolkata, India) |
| AMCA | Aminomethylcoumarin Acetate |
| AMCA | American Muscle Car Association |
| AMCA | Asociación de México de Control Automático |
| AMCA | Adams Morgan Community Association |
| AMCA | Associated Male Choruses of America |
| AMCA | Acide Monochloracétique |
| AMCA | Arizona Municipal Clerks' Association |
| AMCA | American Motors Club of Alberta |
| AMCA | Advanced Media Coverage Analysis |
| AMCA | Air Conditioning & Mechanical Contractors' Association of Australia |
| AMCA | American Mobile Communications Association |
| AMCA | Administración del Mercado Cultural de Anhui |
| AMCA | Área de Mata Ciliar Atual (Portugese) |
| AMCA | Analysis of Multiple Concatenations Algorithm |