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plethysmogram
American
[pluh-thiz-muh-gram]
/ pləˈθɪz məˌgræm /
noun
Etymology
Origin of plethysmogram
First recorded in 1890–95; see origin at 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.
