alluvial

[ uh-loo-vee-uh l ]
/ əˈlu vi əl /

adjective

of or relating to alluvium.

noun

alluvial soil.
Australia. gold-bearing alluvial soil.

QUIZZES

HEED THE VOX POPULI, AND TAKE THIS WORD OF THE DAY QUIZ!

Test your memory on these verbal firecrackers from the week of June 29 to July 5!
Question 1 of 7
anchorite

Origin of alluvial

First recorded in 1795–1805; alluvi(um) + -al1

OTHER WORDS FROM alluvial

non·al·lu·vi·al, adjective, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for alluvial

British Dictionary definitions for alluvial

alluvial
/ (əˈluːvɪəl) /

adjective

of or relating to alluvium

noun

another name for alluvium
Australian and NZ alluvium containing any heavy mineral, esp gold
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 alluvial

alluvium
[ ə-lōōvē-əm ]

Plural alluviums alluvia

Sand, silt, clay, gravel, or other matter deposited by flowing water, as in a riverbed, floodplain, delta, or alluvial fan. Alluvium is generally considered a young deposit in terms of geologic time.

Other words from alluvium

alluvial adjective
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.