- dysadaptation
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* * *
dys·ad·ap·ta·tion dis-.ad-.ap-'tā-shən, -əp- n an impaired ability of the iris and retina to adapt properly to variations in light intensities that is often indicative of vitamin A deficiency* * *
dys·ad·ap·ta·tion (dis″ad-ap-taґshən) dysaptation.
Medical dictionary. 2011.