The inability to use stereopsis for depth perception.(noun)
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Use "stereoblindness" in a sentence
"Therefore, stereoblindness might not be a handicap — and might even be an asset — for some artists."
"Harvard scientists report that Rembrandt may have suffered from stereoblindness."
"There's an intriguing letter in today's Nature by Oliver Sacks and Ralph Siegel who report on a patient who has developed stereopsis 3D binocular vision after 50 years of stereoblindness."