cataract

Related topics: Illness & disability, Nature

cat·a·ract /ˈkætərækt/ noun [countableC]

1. MIa medical condition that causes the lens of your eye to become white, so that you slowly lose your sight 白内障

2. literaryDN a large waterfall 大瀑布

Examples from the Corpus

cataract• Locust Abortion Technician was a glorious mire, a glistening palace of ordure, a cataract of dysentery.• Some conditions such as cataract can be operated on.• Hydrogel contact lenses, for example, can be used for the controlled release of antibiotics to patients waiting for cataract surgery.• As such it became almost as famous as the great cataract itself for which the Porter family assumed a proprietary interest.• People who need cataract surgery are taken by bus to the nearest hospital for surgery, and returned home the next day.• He studied the hydraulics of the cataract and the sculptural look of the cliffs.• Church had managed for the first time to capture the awesome power of the cataract.• Here the current is so strong that the shape of the cataract is constantly changing.

Origin cataract

1. (1400-1500) Latin cataracta “waterfall, castle gate that drops from above”, from Greek, from katarassein “to strike down”, from kata- ( → CATACLYSM) + arassein “to strike”;

2. because a cataract blocks sight like a gate coming down

单词	cataract
释义	cataract Related topics: Illness & disability, Nature cat·a·ract /ˈkætərækt/ noun [countableC] 1. MIa medical condition that causes the lens of your eye to become white, so that you slowly lose your sight 白内障 2. literaryDN a large waterfall 大瀑布 Examples from the Corpus cataract• Locust Abortion Technician was a glorious mire, a glistening palace of ordure, a cataract of dysentery.• Some conditions such as cataract can be operated on.• Hydrogel contact lenses, for example, can be used for the controlled release of antibiotics to patients waiting for cataract surgery.• As such it became almost as famous as the great cataract itself for which the Porter family assumed a proprietary interest.• People who need cataract surgery are taken by bus to the nearest hospital for surgery, and returned home the next day.• He studied the hydraulics of the cataract and the sculptural look of the cliffs.• Church had managed for the first time to capture the awesome power of the cataract.• Here the current is so strong that the shape of the cataract is constantly changing. Origin cataract 1. (1400-1500) Latin cataracta “waterfall, castle gate that drops from above”, from Greek, from katarassein “to strike down”, from kata- ( → CATACLYSM) + arassein “to strike”; 2. because a cataract blocks sight like a gate coming down
随便看	give a fair crack of the whip give a fair shake give a feel for give a feel for something give a feel for sth give a few weeks give a five give a free hand give a free rein give a going-over give a good account of yourself give a good/poor account of yourself give a good run for money give a good run for their money give a hand give a hard time give a heart attack give a hundred and ten percent give-a-hundred-and-ten-percent give a hundred percent give a leg-up give a lick and a promise give a lift give all give all day