单词 | cocaine |
释义 | cocaine[ koh-keyn, koh-keyn ] / koʊˈkeɪn, ˈkoʊ keɪn / SEE SYNONYMS FOR cocaine ON THESAURUS.COM noun Pharmacology.a bitter, crystalline alkaloid, C17H21NO4, obtained from coca leaves, used as a local anesthetic and also widely used as an illicit drug for its stimulant and euphorigenic properties. Origin of cocaineFirst recorded in 1870–75; coca + -ine1 Words nearby cocainecobweb houseleek, cobwebs, coca, Coca-Cola, Coca-colonize, cocaine, cocainism, cocainize, cocarcinogen, -coccal, cocci Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for cocaineBritish Dictionary definitions for cocainecocaine cocain/ (kəˈkeɪn) / nounan addictive narcotic drug derived from coca leaves or synthesized, used medicinally as a topical anaesthetic. Formula: C 17 H 21 NO 4 Word Origin for cocaineC19: from coca + -ine 1 Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Cultural definitions for cocainecocaine A drug derived from the leaves of a shrub in South America that has an intoxicating effect on the body and can result in dependency if frequently used. Cocaine is used medically as a local anesthetic. notes for cocaineCocaine use constitutes a major drug problem in the United States. The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. Medical definitions for cocainecocaine [ kō-kān′, kō′kān′ ] n.A colorless or white crystalline alkaloid extracted from coca leaves, sometimes used as a local anesthetic, especially for the eyes, nose, or throat, and widely used as an illicit drug for its euphoric and stimulating effects. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for cocainecocaine [ kō-kān′ ] A colorless or white crystalline alkaloid extracted from coca leaves. Cocaine is sometimes used in medicine as a local anesthetic, especially for the eyes, nose, or throat. It is also widely used as an illicit drug for its euphoric and stimulating effects. Chemical formula: C17H21NO4. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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