any of a group of solid, mostly unsaturated, polycyclic alcohols, as cholesterol and ergosterol, derived from plants or animals.
(biochem) any of a group of natural steroid alcohols, such as cholesterol and ergosterol, that are waxy insoluble substances
sterol ster·ol (stěr’ôl’, -ōl’, stēr’-)
Any of a group of predominantly unsaturated solid alcohols of the steroid group, such as cholesterol and ergosterol, present in the fatty tissues of plants and animals.
Any of various alcohols having the structure of a steroid, usually with a hydroxyl group (OH) attached to the third carbon atom. Sterols are found in the tissues of animals, plants, fungi, and yeasts and include cholesterol.
noun, Pathology. 1. a heavy snoring sound accompanying respiration in certain diseases. noun 1. laborious or noisy breathing caused by obstructed air passages stertor ster·tor (stûr’tər) n. A heavy snoring inspiratory sound occurring in coma or deep sleep, sometimes due to obstruction of the larynx or upper airways. ster’to·rous adj. ster’to·rous·ly adv.
verb (used without object), stetted, stetting. 1. let it stand (used imperatively as a direction on a printer’s proof, manuscript, or the like, to retain material previously cancelled, usually accompanied by a row of dots under or beside the material). verb (used with object), stetted, stetting. 2. to mark (a manuscript, printer’s proof, etc.) with […]
stethalgia ste·thal·gi·a (stě-thāl’jē-ə, -jə) n. Pain in the chest.
1. a combining form meaning “chest,” used in the formation of compound words: stethoscope. stetho- or steth- pref. Chest: stethalgia.