n.
Pronunciation: ˌ a-m ə - ' tr ō -p ē - ə
Function: noun
Etymology: New Latin, from Greek ametros without measure (fr. a- + metron measure) + New Latin -opia ― more at MEASURE
Date: 1875
: an abnormal refractive condition (as myopia, hyperopia, or astigmatism) of the eye in which images fail to focus upon the retina
– am · e · tro · pic \ - ' tr ō -pik, - ' trä- \ adjective