(inorganic chemistry) Of or pertaining to the actinides. / (organic chemistry) Of or pertaining to actinidic acid or its derivatives.

(organic chemistry) A triterpene phytoalexin isolated from the peel of kiwi fruit (Actinidia deliciosa)

(acting) An acting technique in which the actor fully immerses themselves into the character they are playing.

(engineering) Having simplicity of action; especially acting or exerting force during strokes in one direction only; said of a reciprocating engine, pump, etc.

(obsolete) radon

(organic chemistry) A particular carotenoid.

Alternative form of actinidin

Acting of or by itself.

present participle of act the maggot

present participle of act the jennet