a combining form meaning “wood,” used in the formation of compound words: ligniform.
Also ligno-; especially before a vowel, lign-.

Origin of ligni-

< Latin, combining form representing lignum wood Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for ligni-


ligno- or before a vowel lign-

combining form

indicating woodlignocellulose

Word Origin for ligni-

from Latin lignum wood
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