a combining form meaning “tree,” used in the formation of compound words: dendrology.

Origin of dendro-

< Greek, combining form of déndron Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for dendro-


dendri- or before a vowel dendr-

combining form

treedendrochronology; dendrite

Word Origin for dendro-

New Latin, from Greek, from dendron tree
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

Word Origin and History for dendro-


word-forming element meaning "tree," from Greek dendro-, comb. form of dendron "tree," sometimes especially "fruit tree" (as opposed to hyle "timber"), from PIE *der-drew-, from root *deru- "to be firm, solid, steadfast," specifically used for "wood, tree" (see tree (n.)).

Online Etymology Dictionary, © 2010 Douglas Harper