Hi‐lar″i‐ty (?; 277), n. [L. hilaritas: cf. F. hilarité. See Hilarious.] Boisterous mirth; merriment; jollity. Goldsmith.
☞ Hilarity differs from joy: the latter, excited by good news or prosperity, is an affection of the mind; the former, produced by social pleasure, drinking, etc., which rouse the animal spirits, is more demonstrative.
Syn. — Glee; cheerfulness; mirth; merriment; gayety; joyousness; exhilaration; joviality; jollity.