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actinomycin

[ak-tin-oh-mahy-sin, ak-tuh-noh-]
noun Pharmacology.
  1. any of a group of related antibiotics derived from several species of streptomyces bacteria, used against susceptible bacteria and fungi and in the treatment of various cancers.
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Origin of actinomycin

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for actinomycin

actinomycin

noun
  1. any of several toxic antibiotics obtained from bacteria of the genus Streptomyces, used in treating some cancers; the most commonly used is dactinomycin (actinomycin D)
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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

actinomycin in Medicine

actinomycin

(ăk′tə-nō-mīsĭn)
n.
  1. Any of a large group of red, often toxic, polypeptide antibiotics isolated from soil bacteria of several species of Streptomyces (originally Actinomyces) that are active against gram-positive bacteria and fungi.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.