| Abbreviation | Definition |
|---|---|
| ACN | Adventist Channel Network |
| ACNA | Atlantic Community Newspapers Association |
| ACOD | Adult Children Of Divorce |
| ACORN | A Classification Of Residential Neighborhood |
| ACP | Acquisition Classification Publication |
| ACRB | Association of Community Radio Broadcasters |
| ACRR | American Civil Rights Review magazine |
| ACRTF | Association Canadienne de la Radio et de la T??l??vision de langue Fran??aise |
| ACS | Approved Creditation Scheme |
| ACT | Academy of Children's Theater |
| ACT | Action for Children's Television |
| ACT | Always Crackin Trannys |
| ACT | Automatic Channel Targeting |
| ACTF | Aloha Community Television Foundation |
| ACTF | Australian Childrens Television Foundation |
| ACTT | Association of Cinematograph Television and allied Technicians |
| ACTV | Advanced Compatible Television |
| ACV | Asian Cinema Vision |
| ACVL | Association of Cinema and Video Laboratories |
| ACVT | Australian Centre for Visual Television |