| AC | shaped like a spine or thorn |
|---|---|
| AC | a breakdown of a cell layer in the epidermis (as in pemphigus) |
| AC | a neoplasm originating in the epidermis |
| AC | Australian elapid snakes |
| AC | venomous Australian snake resembling an adder |
| AC | a teleost fish with fins that are supported by sharp inflexible rays |
| AC | teleost fishes having fins with sharp bony rays |
| AC | a genus of Bruchidae |
| AC | larvae live in and feed on growing or stored beans |
| AC | an abnormal but benign thickening of the prickle-cell layer of the skin (as in psoriasis) |
| AC | a skin disease characterized by dark wart-like patches in the body folds |
| AC | of or relating to or having acanthosis |