| MC | mass casualties; mast cell; Master of Surgery [Lat. Magister Chirurgiae]; maximum concentration; Med... |
|---|---|
| ACC | accommodation; acetyl coenzyme A carboxylase; acinic cell carcinoma; acute care center; adenoid cyst... |
| Ag | antigen; silver [Lat. argentum] |
| AgNOR | silver-staining nucleolar organizer region |
| arg | arginine; silver [Lat. argentum] |