/hem'ee euh nop"see euh/ , n. Ophthalm.
any of several conditions in which there is blindness in half of the visual field, involving one or both eyes.
Also, hemianopia /hem'ee euh noh"pee euh/ , hemiopia . Also called hemiscotosis .
[ 1880-85; HEMI- + AN- 1 + -OPSIA ]