#33: cachinnate

the word cachinnate 
sounds like a physician's word
for a belly laugh

"Bob, it's just a mild hyperinsulism due to islet cell hyperplasia with a touch of hepatic insufficiency and glycogen depletion. In other words, watch your diet." 
— text from a cartoon by Harris, S.; stock photo

Have you ever wondered why doctors feel compelled to use medical jargon when plain language would better serve their patients? (My wife got it... she's an RN.)

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DEFINITION of this 3-syllable verb:

1. to laugh loudly or immoderately.