dysaptation

n. defective adaptation to light of the retina and the iris (Ophthalmology)

English contemporary dictionary. 2014.

Look at other dictionaries:

  • dysaptation — dys·ap·ta·tion (dis″ap taґshən) defective power of accommodation of the iris and retina to light variations …   Medical dictionary

  • dysadaptation — /dis ad euhp tay sheuhn/, n. Ophthalm. faulty adaptation of the iris and retina to light. Also, dysaptation /dis euhp tay sheuhn/. [DYS + ADAPTATION] * * * …   Universalium

  • dysadaptation — Inability of the retina and iris to accommodate well to varying intensities of light. * * * 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… …   Medical dictionary

  • dysadaptation — dəs, (|)dis+ noun Etymology: dys + adaptation : an impaired ability of the iris and retina to adapt properly to variations in light intensities that is often indicative of vitamin A deficiency * * * /dis ad euhp tay sheuhn/, n. Ophthalm. faulty… …   Useful english dictionary

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