cachinnation

/ ˌkækɪˈneɪʃən /

noun

1. raucous laughter
2. psychiatry inappropriate laughter, sometimes found in schizophrenia

Example Sentences

This is the miserably contrived cachinnation that nowadays follows us wherever we go, and we could be forgiven for taking it at once universally and personally.

From BBC

Every episode of Friends is accompanied by the cachinnation of the dead.

From The Guardian

Its extraordinary note, and insane and yet good-humoured prolonged and loud cachinnation is unique, and so is the appearance of the bird.

From Project Gutenberg

The town-major gave vent to a grumbling cachinnation like the rattling of a skeleton in a cupboard, but no smile lit up his sinister countenance.

From Project Gutenberg

The major looked at him, and gave way to a sepulchral cachinnation.

From Project Gutenberg