hemianopsia

[hem-ee-uh-nop-see-uh]

any of several conditions in which there is blindness in half of the visual field, involving one or both eyes.

Also hem·i·a·no·pi·a

[hem-ee-uh-noh-pee-uh] /ˌhɛm i əˈnoʊ pi ə/, hemiopia.

Origin of hemianopsia

First recorded in 1880–85; hemi- + an-¹ + -opsia

Also called hemiscotosis.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for hemianopsia

[hĕm′ē-ə-nŏp′sē-ə]

Loss of vision in one half of the visual field of one or both eyes.

Related formshem′i•a•nop′tic (-nŏp′tĭk) adj.