Having the same name or designation; standing in the same relation; -- opposed to heteronymous.

Having the same name or designation, but different meaning or relation; hence, equivocal; ambiguous.

Pertaining to corresponding visual fields. See visual field defects.

when used to describe visual field defects, homonymous refers to a visual loss in each eye on the same side of the visual space

having the same description, name, or term.