| efferent lymphatic | A vein carrying blood away from a part. Synonym: efferent lymphatic. Synonym: efferent glomerular arteriole. Synonym: efferent ductules of testis. (05 Mar 2000) |
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| efferent nerve | <anatomy, nerve> A nerve which transmits impulses from the brain and spinal cord to a muscle or organ. (27 Sep 1997) |
| efferent pathways | Nerve structures through which impulses are conducted from a nerve centre toward a peripheral site. (12 Dec 1998) |
| efferent vessel | A vessel carrying blood away from the heart. An artery or arteriole. (12 Dec 1998) |
| effervesce | To boil up or form bubbles rising to the surface of a fluid in large numbers, as in the evolution of CO2 from aqueous solution when the pressure is reduced. Origin: L. Ef-fervesco, to boil up, from ferveo, to boil (05 Mar 2000) |
| effervescency | A kind of natural ebullition; that commotion of a fluid which takes place when some part of the mass flies off in a gaseous form, producing innumerable small bubbles; as, the effervescence of a carbonate with citric acid. Origin: Cf. F. Effervescence. Source: Websters Dictionary (01 Mar 1998) |
| effervescent | 1. Boiling; bubbling; effervescing. 2. Causing to effervesce, as an effervescent powder. 3. Tending to effervesce when freed from pressure, as an effervescent solution. (05 Mar 2000) |
| effervescent lithium citrate | A preparation containing lithium citrate, sodium bicarbonate, tartaric acid, and citric acid; same use as potassium or sodium citrate. (05 Mar 2000) |
| effervescent magnesium citrate | Magnesium carbonate, citric acid, sodium bicarbonate, and sugar, moistened with alcohol, passed through a sieve, and dried to a coarse granular powder; used as a laxative. (05 Mar 2000) |
| effervescent magnesium sulfate | Effervescent Epsom salt; magnesium sulfate, sodium bicarbonate, tartaric acid, and citric acid, moistened, passed through a sieve, and dried to a coarse granular powder; a purgative. (05 Mar 2000) |
| effervescent potassium citrate | A mixture of potassium citrate, citric acid, sodium bicarbonate, and tartaric acid; used as a gastric antacid and urinary alkaliser. (05 Mar 2000) |
| effervescent salts | Preparations made by adding sodium bicarbonate and tartaric and citric acids to the active salt; when thrown into water the acids break up the sodium bicarbonate, setting free the carbonic acid gas. (05 Mar 2000) |
| effervescent sodium phosphate | Exsiccated sodium phosphate 200, sodium bicarbonate 477, tartaric acid 252, and citric acid 162, mixed and passed through a sieve to make a granular salt. (05 Mar 2000) |
| effet | <zoology> The common newt. Synonym: asker, eft, evat, and ewt. See: Eft. Source: Websters Dictionary (01 Mar 1998) |
| effete | No longer capable of producing young, as an animal, or fruit, as the earth; hence, worn out with age; exhausted of energy; incapable of efficient action; no longer productive; barren; sterile. "Effete results from virile efforts." (Mrs. Browning) "If they find the old governments effete, worn out, . . . They may seek new ones." (Burke) Origin: L. Effetus that has brought forth, exhausted; ex + foetus that has brought forth. See Foetus. Source: Websters Dictionary (01 Mar 1998) |