| Rank | Abbreviation | Meaning |
|---|
| ***** | TDCA | The Dwarf Cat Association
| |
| **** | TDCA | Tres Dias of Central Arizona
| |
| *** | TDCA | Texas Dwarf Car Association
| |
| ** | TDCA | Telecom Development Company Afghanistan
| |
| ** | TDCA | thiazolidine-4-carboxylic acid
| |
| ** | TDCA | Trade Development and Cooperation Agreement
| |
| ** | TDCA | Texas Debt Collection Act
| |
| * | TDCA | Trade Development and Co-operation Agreement
| |
| * | TDCA | Texas Department of Community Affairs
| |
| * | TDCA | Training Development Council of Australia
| |
| * | TDCA | Toronto and District Cricket Association
| |
| * | TDCA | Top-Down Control Analysis
| |
| * | TDCA | Timber Decking and Cladding Association
| |
| * | TDCA | Thiazole-4,5-Dicarboxylic Acid
| |
| * | TDCA | Taurodeoxycholic Acid
| |
| * | TDCA | Tahoe Donner Condominium Association
| |
| * | TDCA | Tiny Digital Circuit Analysis
| |
| * | TDCA | Toronto District Cricket Association
| |
| * | TDCA | Television Decoder Circuitry Act
| |
| * | TDCA | Taurodeoxycholate
| |
| * | TDCA | Theme from Dick Clarks American
| |
| * | TDCA | The Designer Cat Association
| |
| * | TDCA | Technical Documentation Center for the Army
| |
| * | TDCA | The Television Decoder Circuitry Act
| |
| * | TDCA | Texas District and County Attorneys
| |