colluvium

noun
col·​lu·​vi·​um | \ kə-ˈlü-vē-əm How to pronounce colluvium (audio) \
plural colluvia\ kə-​ˈlü-​vē-​ə How to pronounce colluvia (audio) \ or colluviums

Definition of colluvium

: rock detritus and soil accumulated at the foot of a slope

Other Words from colluvium

colluvial \ kə-​ˈlü-​vē-​əl How to pronounce colluvial (audio) \ adjective

First Known Use of colluvium

circa 1936, in the meaning defined above

History and Etymology for colluvium

New Latin, from Medieval Latin, offscourings, alteration of Latin colluvies, from colluere to wash, from com- + lavere to wash — more at lye

Keep scrolling for more

Learn More about colluvium

Dictionary Entries near colluvium

collusory

colluviation

colluvies

colluvium

colly

collyba

Collybia

Statistics for colluvium

Look-up Popularity

Time Traveler for colluvium

The first known use of colluvium was circa 1936

See more words from the same year

More from Merriam-Webster on colluvium

Britannica.com: Encyclopedia article about colluvium

Comments on colluvium

What made you want to look up colluvium? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

an act or instance of returning to life

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Latin Quiz

  • roman forum
  • Which of the following months comes from a Latin word for “ten”?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Add Diction

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!