(rĭ-frak′shŏn)
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[L. refractio, a breaking back]
1. Deflection from a straight path, as of light rays as they pass through media of different densities; the change in direction of a ray when it passes from one medium to another of a different density.
2. Determination of the amount of ocular refractive errors and their correction. There's more to see -- the rest of this topic is available only to subscribers.
TY - ELEC
T1 - refraction
ID - 759252
ED - Venes,Donald,
BT - Taber's Medical Dictionary
UR - https://www.tabers.com/tabersonline/view/Tabers-Dictionary/759252/all/refraction
PB - F.A. Davis Company
ET - 24
DB - Taber's Online
DP - Unbound Medicine
ER -
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