- Dissociation Dis*so`ci*a"tion (?; 106), n. [L. dissociatio:
cf. F. dissociation.]
1. The act of dissociating or disuniting; a state of
2. (Chem.) The process by which a compound body breaks up into simpler constituents; -- said particularly of the action of heat on gaseous or volatile substances; as, the dissociation of the sulphur molecules; the dissociation of ammonium chloride into hydrochloric acid and ammonia. [1913 Webster]
The Collaborative International Dictionary of English. 2000.