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electroretinogram

American

[ih-lek-troh-ret-n-uh-gram] / ɪˌlɛk troʊˈrɛt n əˌgræm /

noun

Ophthalmology.

the graphic record obtained by electroretinography. ERG

Etymology

Origin of electroretinogram

First recorded in 1935–40; electro- + retin(a) ( def. ) + -o- ( def. ) + -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.