Cataract definition is - a clouding of the lens of the eye or of its surrounding ... See the full definition for cataract in the English Language Learners Dictionary.


Cataract definition, a descent of water over a steep surface; a waterfall, especially one of considerable size. See more.


If someone has a cataract in their right eye, their lens is cloudy rather than clear, so they have difficulty seeing. Luckily, cataracts are easily removed.


Definition of cataract - a large waterfall, a medical condition in which the lens of the eye becomes progressively opaque, resulting in blurred vision.


cataract meaning: 1. a disease in which an area of someone's eye becomes less clear so that they cannot see clearly, or the area affected in this way 2. a large ...


Define cataract. cataract synonyms, cataract pronunciation, cataract translation, English dictionary definition of cataract. n. 1. A large or high waterfall. 2. A great ...


A cataract can be caused from trauma, or more commonly, old age. A cataract is what occurs when your optical lens in your eye becomes so dense, that it cannot  ...


Definition of cataract written for English Language Learners from the Merriam- Webster Learner's Dictionary with audio pronunciations, usage examples, and ...


cataract definition: The definition of a cataract is a flood, waterfall or rush of water, or an eye disease when the lens becomes opaque, causing partial or total ...