Try Our Apps


The Best Internet Slang


a combining form with the meanings “white,” “white blood cell,” used in the formation of compound words:
leukopoiesis; leukotomy.
Also, leuco-; especially before a vowel, leuk-.
Origin of leuko-
< Greek leuko-, combining form of leukós white, bright Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
British Dictionary definitions for leuko-


combining form
a variant of leuco-
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
Cite This Source
leuko- in Medicine

leuko- or leuk- or leuco- or leuc-

  1. White; colorless: leukoderma.

  2. Leukocyte: leukopenia.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source

Word of the Day

Difficulty index for leuko-

Few English speakers likely know this word

Word Value for leuko

Scrabble Words With Friends

Nearby words for leuko-