/ (ˌnəʊtəʊbaɪˈɒtɪks) /
(functioning as singular) the study of organisms living in germ-free conditions or when inoculated with known microorganisms
Word Origin for gnotobiotics
C20: from Greek, from gnōtos, from gignōskein to know + bios known life
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
[ nō′tō-bī-ŏt′ĭks ]
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.