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electroretinograph

[ ih-lek-troh-ret-n-uh-graf, -grahf ]
/ ɪˌlɛk troʊˈrɛt n əˌgræf, -ˌgrɑf /
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noun Ophthalmology.

an instrument that measures the electrical response of the retina to light stimulation.

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Origin of electroretinograph

First recorded in 1960–65; electro- + retin(a) + -o- + -graph
e·lec·tro·ret·i·no·graph·ic [ih-lek-troh-ret-n-uh-graf-ik], /ɪˌlɛk troʊˌrɛt n əˈgræf ɪk/, adjectivee·lec·tro·ret·i·no·graph·i·cal·ly, adverbe·lec·tro·ret·i·nog·ra·phy [ih-lek-troh-ret-n-og-ruh-fee], /ɪˌlɛk troʊˌrɛt nˈɒg rə fi/, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
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