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Related to cataractous: intumescent cataract, brunescent cataract


1. A large or high waterfall.
2. A great downpour; a deluge.
3. Medicine Opacity of the lens or capsule of the eye, causing impairment of vision or blindness.

[Middle English cataracte, from Old French, from Latin cataracta, from Greek katarraktēs, kataraktēs, downrush, waterfall, portcullis, probably from katarassein, to dash down (kat-, kata-, cata- + arassein, to strike). Sense 3, from a comparison to a portcullis or other falling impediment or covering.]

cat′a·rac′tous (-răk′təs) adj.


of or relating to cataracts
References in periodicals archive ?
com), a privately-held ophthalmic device company, announced today it received CE (Conformite Europeenne) Mark of the HARMONI Modular Intraocular Lens (IOL) System for the visual correction of aphakia in adult patients in whom a cataractous lens has been removed.
ly/1DmEXyD), shows that treating cataractous lenses with lanosterol, a molecular building block of steroids, was found to reduce the cloudy protein build up in the tissue.
However, in many situations it would be incredible advantageous to actually see through a cataractous eye.
16-18,20) It is seen in association with 1 or more dilated episcleral blood vessels, an epibulbar pigmented lesion if there is transscleral extension of the tumor, a cataractous lens, and/or lens subluxation due to impingement on the lens by the tumor, or secondary glaucoma due to infiltration of the trabecular meshwork in the angle of the eye.
For example, Swanson and Truesdale (1971) reported low levels of Se in cataractous human lens tissues.
The study was carried out on 127 patients with cataractous lens to isolate and characterize cartico capsular adhesion (CCA) molecules present in human senile cataractous lens and select a pharmacological base that can dissolve CCA in vivo and in vitro.
While glutathione levels decrease gradually in normal lenses with advancing age, cataractous lenses contain only about one-tenth as much glutathione.
It has also been demonstrated that consumption of GSE decreases the incidence of cataracts in the eyes of hereditary cataractous (ICR/f) rats (Yamakoshi et al.