(pharmacology) A short-acting barbiturate derivative, used as an anesthetic.

(organic chemistry) Any bromo derivative of acetophenone

A horse with a dental defect that cannot masticate hay, but rejects it rolled up like a quid of tobacco.

(zoology, anatomy) Of, pertaining to or having an incus (bone of the middle ear). / (zoology, of mastaxes or trophi of rotifers) That functions by prehension; used as a classification.