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horopter

[ huh-rop-ter, haw- ]
/ həˈrɒp tər, hɔ- /
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noun Ophthalmology.
a projection of the points in the visual field corresponding to the aggregate of points registering on the two retinas.
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Origin of horopter

1695–1705; <Greek hór(os) boundary + optḗr one that looks

OTHER WORDS FROM horopter

hor·op·ter·ic [hawr-op-ter-ik], /ˌhɔr ɒpˈtɛr ɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

British Dictionary definitions for horopter

horopter
/ (hɒˈrɒptə) /

noun
optics the locus of all points in space that stimulate points on each eye that yield the same visual direction as each other

Word Origin for horopter

C18: from Greek horos boundary + optēr, from ops eye
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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