| CSAD | corporate services administration department |
|---|---|
| CSC | blow on blow (administration of small amounts of drugs at short intervals) [Fr. coup sur coup]; coll... |
| DA | dark adaptation; dark agouti [rat]; daunomycin; degenerative arthritis; delayed action; Dental Assis... |
| ERDA | Energy Research and Development Administration |
| FA | false aneurysm; Families Anonymous; Fanconi anemia; far advanced; fatty acid; febrile antigen; femor... |