| df | <abbreviation> Decayed and filled teeth. Synonym: df caries index. (05 Mar 2000) |
|---|---|
| df caries index | An index of past caries experience based upon the number of decayed and filled deciduous (indicated by lower case letters) or permanent (indicated by capital letters) teeth. Synonym: df, DF. (05 Mar 2000) |
| Df protease | <enzyme> 30-kD enzyme isolated from house dust mite dermatophagoides farinae; has substrate specificity similar to factor xiia Registry number: EC 3.4.21.- Synonym: df-protease (26 Jun 1999) |
| DFP | <abbreviation> Diisopropyl fluorophosphate. (05 Mar 2000) |