| Abbreviation | Definition |
|---|---|
| ATKF | American Traditional Karate Federation |
| ATKT | Association tunisienne de karate traditionnel |
| BCSKA | Barry Cook's Shotokan Karate Association |
| BEKA | Boeing Employees Karate Association |
| BHKK | Bryan Hawkins Kenpo Karate |
| BIKO | British Institute of Karate Organisation |
| BKA | British Karate Association |
| BKC | Bandung Karate Club |
| BKF | Black Karate Federation |
| BKF | British Karate Federation |
| BKJ | Budoshinkai Karate Jitsu |
| BKK | British Karate Kyokushinkai |
| BTKA | British Traditional Karate Association |
| BTW | Blow ‘Tis Wind |
| BUKA | British Union of Karate Associations |
| BWKF | British Wado Karate Do Federation |
| CBK | Canada's Best Karate |
| CDK | Comité Départemental de Karaté |
| CEK | Chris Ewing Karate |
| CEK | Competitive Edge Karate |