[ ih-loo-vee-ey-shuhn ]
/ ɪˌlu viˈeɪ ʃən /
Save This Word!
the accumulation in one layer of soil of materials that have been leached out of another layer.
THINK YOU’VE GOT A HANDLE ON THIS US STATE NICKNAME QUIZ?
Did you ever collect all those state quarters? Put them to good use on this quiz about curious state monikers and the facts around them.
Question 1 of 8
Mississippi’s nickname comes from the magnificent trees that grow there. What is it?
Words nearby illuviation
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
British Dictionary definitions for illuviation
/ (ɪˌluːvɪˈeɪʃən) /
the process by which a material (illuvium), which includes colloids and mineral salts, is washed down from one layer of soil to a lower layer
Derived forms of illuviationilluvial, adjective
Word Origin for illuviation
C20: from Latin illuviēs dirt, mud, from il- + -luviēs, from lavere to wash
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
Scientific definitions for illuviation
[ ĭ-lōō′vē-ā′shən ]
The deposition of colloids, soluble salts, and suspended mineral particles in a lower soil horizon through the process of eluviation (downward movement) from an upper soil horizon.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.