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plethysmogram

American  
[pluh-thiz-muh-gram] / pləˈθɪz məˌgræm /

noun

  1. the recording of a plethysmograph.

Etymology

Origin of plethysmogram

First recorded in 1890–95; plethysmograph, -gram 1

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.