Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- intransitive verb To laugh hard, loudly, or convulsively; guffaw.
from The Century Dictionary.
- To indulge in loud, continued laughter; to laugh immoderately.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- verb intransitive To
laugh loudly, immoderately, or too often.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- verb laugh loudly and in an unrestrained way
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
from Wiktionary, Creative Commons Attribution/Share-Alike License
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Examples
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I think I shall have a mighty awesome night tonight .... and may even tell u all about it tomorrow ... (hmm perhaps not ALL) * cachinnate* relinquished - curiosity
phelicity Diary Entry phelicity 2000
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They reach at once and directly the instinctive sense of the ludicrous, and over them youth and age cachinnate together.
The Atlantic Monthly, Volume 06, No. 37, November, 1860 Various
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But, heigho! some fly or other is the indispensable adjunct of every pot of ointment, and while I was still jumping for joy at having passed the steep barrier of such a Rubicon, there came a letter from Miss JESSIMINA which constrained me to cachinnate upon the wrong side of nose!
Baboo Jabberjee, B.A. F. Anstey 1895
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Every time you take a full breath, or when you cachinnate well, the diaphragm descends and gives the stomach an extra squeeze and shakes it.
Cheerfulness as a Life Power Orison Swett Marden 1887
ag0991 commented on the word cachinnate
to laugh loudly and raucously; to guffaw (especially in an exceptionally irritating manner)
December 2, 2008