| Acronym | Definition |
|---|
| C&A | Children and Adolescents (birth to 17 years of age) |
| C&A | Certification and Accreditation (US DoD) |
| C&A | Complete and Accurate (metric) |
| C&A | Certification and Accreditation |
| C&A | Collection and Administration |
| C&A | Control and Administration |
| C&A | Conditions and Assumptions |
| C&A | Computers & Automation |
| C&A | Camden and Amboy Railroad |
| C&A | Clemens et August (European clothing brand ) |
| C&A | Claims and Assessing (Australia) |
| C&A | Clintest and Acetest (reagent tablets) |
| C&A | Classification and Audit |
| C&A | Clemens & August Brenninkmeyer (Netherlands) |