n.
Pronunciation: ˌ prez-b ē - ' ō -p ē - ə , ˌ pres-
Function: noun
Etymology: New Latin, from GK presbys old man + New Latin -opia
Date: 1793
: a visual condition which becomes apparent especially in middle age and in which loss of elasticity of the lens of the eye causes defective accommodation and inability to focus sharply for near vision
– pres · by · o · pic \ - ' ō -pik, - ' ä- \ adjective or noun