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Pronunciation: kat′ă-rakt

Definition: Complete or partial opacity of the ocular lens.

Synonym(s): cataracta

[L. cataracta, fr. G. katarrhaktēs, a downrushing, a waterfall, fr. katarrhēgnymi, to break down, rush down]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.