sedimentation

noun

sed·​i·​men·​ta·​tion ˌse-də-mən-ˈtā-shən 

-ˌmen-

: the action or process of forming or depositing sediment : settling

Examples of sedimentation in a Sentence

Recent Examples on the Web

Since the notice, a spokesman said the city has cleared two sedimentation bins of sludge and expects to have all the sludge cleared by April 10. —Briah Lumpkins, Charlotte Observer, 25 Feb. 2026

Mining for nickel, ironically a key component in eco-friendly EV batteries, caused significant sedimentation in Raja Ampat until the Indonesian government revoked most mining licences in mid-2025. —Tristan Rutherford, Robb Report, 26 Jan. 2026

The analysis will be led by Norman Senjem, who retired from the Minnesota Pollution Control Agency in 2011 and has deep knowledge of the lake's challenges with sedimentation. —Madeline Heim, jsonline.com, 14 Oct. 2025

Drought, sedimentation and meandering by the world's second largest river are gradually pushing the waterway farther south into Peru and away from Colombia. —John Otis, NPR, 7 Sep. 2025

Word History

First Known Use

1848, in the meaning defined above

Rhymes for sedimentation

• abbreviation
• abomination
• acceleration
• accentuation
• accommodation
• accreditation
• acculturation
• accumulation
• acetylation
• adjudication
• administration
• adulteration

Kids Definition

sedimentation

noun

sed·​i·​men·​ta·​tion ˌsed-ə-mən-ˈtā-shən 

-ˌmen-

: the action or process of depositing sediment

Medical Definition

sedimentation

noun

sed·​i·​men·​ta·​tion ˌsed-ə-(ˌ)men-ˈtā-shən 

1

: the action or process of depositing sediment

2

: the depositing especially by mechanical means of matter suspended in a liquid