What does "cachinnation" mean?
Cachinnation: Loud or immoderate laughter; -- often a symptom of hysterical or maniacal affections. Hideous grimaces . . . attended this unusual cachinnation. Sir W. Scott.
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
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- Published: 2026-07-17T00:00:00-07:00 · Modified: 2026-07-17T00:00:00-07:00