polymyxin
[ pol-ee-mik-sin ]
/ ˌpɒl iˈmɪk sɪn /
Save This Word!
noun Pharmacology.
any of various polypeptide antibiotics derived from Bacillus polymyxa.
QUIZZES
QUIZ YOURSELF ON THE MANY TYPES OF NOUNS
They're everywhere you turn, but can you identify the 10 types of nouns easily? This quiz will test your mettle against singular, plural, concrete, abstract, common, proper, collective, compound, countable, and uncountable nouns!
Question 1 of 7
Shoelaces, rainbow, toothpaste, and haircuts are all what type of noun?
Meet Grammar Coach
Improve Your Writing
Words nearby polymyxin
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
British Dictionary definitions for polymyxin
polymyxin
/ (ˌpɒlɪˈmɪksɪn) /
noun
any of several polypeptide antibiotics active against Gram-negative bacteria, obtained from the soil bacterium Bacillus polymyxa
Word Origin for polymyxin
C20: from New Latin Bacillus polymyxa; see poly-, myxo-, -in
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
Medical definitions for polymyxin
polymyxin
[ pŏl′ē-mĭk′sĭn ]
n.
Any of various mainly toxic antibiotics derived from strains of the soil bacterium Bacillus polymyxa and used to treat various infections with gram-negative bacteria.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.