| C/N | carbon/nitrogen [ratio]; carrier/ noise [ratio] |
|---|---|
| DN | Deiter's nucleus; dextrose-nitrogen; diabetic neuropathy; dibucaine number; dicrotic notch; dinitroc... |
| D/N | dextrose/nitrogen [ratio] |
| GN | gaze nystagmus; glomerulonephritis; glucose nitrogen [ratio]; gnotobiote; graduate nurse; gram-negat... |
| G/N | glucose/nitrogen ratio |