| CWDF | cell wall-deficient form [bacteria] |
|---|---|
| CWF | Cornell Word Form |
| DRF | Daily Rating Form; daily replacement factor; Deafness Research Foundation; dose reduction factor |
| FADH2 | reduced form of flavin adenine dinucleotide |
| FMNH, FMNH2 | reduced form of flavin mononucleotide |