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rifampicin

US rifampin (rɪˈfæmpɪn)

noun
  1. a drug used in the treatment of tuberculosis, meningitis, and leprosy
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Word Origin

C20: from rifam (y) cin, from Rififi, nickname of the original culture + -mycin + inserted pi (perazine)
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