cachinnation Meaning, Definition & Usage

  1. noun loud convulsive laughter

WordNet


Cach`in*na"tion noun
Etymology
L. cachinnatio, fr. cachinnare to laugh aloud, cf Gr. .
Definitions
  1. Loud or immoderate laughter; -- often a symptom of hysterical or maniacal affections.
    Hideous grimaces . . . attended this unusual cachinnation. Sir W. Scott.

Webster 1913