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Escherichia

noun
  1. a genus of Gram-negative rodlike bacteria that are found in the intestines of humans and many animals, esp E. coli, which is sometimes pathogenic and is widely used in genetic research
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Word Origin for Escherichia

C19: named after Theodor Escherich (1857–1911), German paediatrician who first described E. coli
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

escherichia in Medicine

Escherichia

(ĕsh′ə-rĭkē-ə)
n.
  1. A genus of aerobic, gram-negative, rod-shaped bacteria widely found in nature; one species, Escherichia coli, which normally occurs in human and animal intestines, can cause urogenital tract infections and diarrhea in infants and adults.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.