Defn: 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.

DISSOCIATIVE
Dis*so"ci*a*tive, a.

Defn: Tending or leading to dissociation.

DISSOLUBILITY
Dis`so*lu*bil"i*ty, n.

Defn: The quality of being dissoluble; capacity of being dissoluble; capacity of being dissolved by heat or moisture, and converted into a fluid.

DISSOLUBLE
Dis"so*lu*ble, a. Etym: [L. dissolubilis: cf. F. dissoluble. See
Dissolve, and cf. Dissolvable.]

1. Capable of being dissolved; having its parts separable by heat or moisture; convertible into a fluid. Woodward.

2. Capable of being disunited.

DISSOLUBLENESS
Dis"so*lu*ble*ness, n.

Defn: The quality of being dissoluble; dissolubility. Boyle.