-biosis(word root) lifeExamples of words with the root -biosis: aerobiosis, parabiosisAbused, Confused, & Misused Words by Mary Embree Copyright © 2007, 2013 by Mary Embree-biosissuff. A way of living: parabiosis.[From Greek bi?sis, way of life, from bioun, to live, from bios, life; see bio-.]American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.-biosis n combining form indicating a specified mode of life: symbiosis. [New Latin, from Greek bi?sis; see bio-, -osis] -biotic adj combining formCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014-biosis a combining form meaning ?mode of life?: parabiosis. [