plural of action verb

plural of active ingredient

(metallurgy) an electrochemical action that generates electrical current between two metals of dissimilar electrode potential.

plural of action item

(pharmacology) An anti-inflammatory drug used to treat rheumatoid arthritis.

plural of hive of activity

(idiomatic) A very busy place.

(military, Britain, Canada) The positions or activity assumed by the crew of a warship immediately in advance of combat or other hostile action; general quarters; also, the signal given to indicate such imminent action.

plural of active front

plural of action man