a combining form meaning “inhabiting” the thing or place specified by the initial element, used in the formation of compound words: nidicolous.
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British Dictionary definitions for -colous
adj combining form
inhabiting or living onarenicolous
Word Origin for -colous
from Latin -cola inhabitant + -ous; related to colere to inhabit
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