| Acronym | Definition |
|---|
| CTAL | Confederacion de Trabajadores de America Latina (Confederation of Latin American Workers) |
| CTAL | Cortical Thick Ascending Limb (anatomy) |
| CTAL | Certified Tester, Advanced Level (American Software Testing Qualifications Board, Inc) |
| CTAL | Canadian Tire Acceptance Limited |
| CTAL | Computer Technology Application Lab, Inc. |
| CTAL | Division of Career Technology and Adult Learning (Maryland State Department of Education) |
| CTAL | Composite Technology Applications Limited (joint venture) |
| CTAL | Confidentially Typed Assembly Language |