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electrooculogram

American

[ih-lek-troh-ok-yuh-luh-gram] / ɪˌlɛk troʊˈɒk yə ləˌgræm /

noun

Ophthalmology.

a record of the changes in electrical potential that occur between the front and back of the eyeball as the eyes move between two fixed points: used to detect retinal dysfunction. EOG

First recorded in 1945–50; electro- + oculo- + -gram ¹

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