optogram

noun
op·​to·​gram | \ ˈäp-tə-ˌgram How to pronounce optogram (audio) \

Medical Definition of optogram

: an image of an external object fixed on the retina by the photochemical action of light on the rhodopsin

Learn More About optogram

Cite this Entry

“Optogram.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/optogram. Accessed 26 Jul. 2021.

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