from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Any of a class of drugs that cause vasodilation and are used to treat hypertension and heart failure.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. any one of a class of drugs, including captopril and enalapril, that cause the arteries to widen by preventing the synthesis on angiotensin: used to treat high blood pressure and heart failure

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. an antihypertensive drug that blocks the formation of angiotensin II in the kidney, leading to relaxation of the arteries; promotes the excretion of salt and water by inhibiting the activity of the angiotensin converting enzyme; also used to treat congestive heart failure


a(ngiotensin) c(onverting) e(nzyme) inhibitor.
(American Heritage® Dictionary of the English Language, Fourth Edition)
Circa 20th century: from Angiotensin-Converting-Enzyme inhibitor. (Wiktionary)


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