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World English Dictionary
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ametropia
am·e·tro·pi·a
[
àmmə trṓpee ə
]
noun
Definition:
visual impairment:
a condition such as myopia or astigmatism in which a refractive error prevents the eye from focusing light on the retina
[
Mid-19th century. < Greek
ametros
"irregular" <
metron
(see
meter
3
)
]
am·e·trop·ic
[
àmmə tróppik
]
adjective
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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