Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “sediment”

sediment

noun uk   /ˈsed.ɪ.mənt/ us  
[C or U] a soft substance that is like a wet powder and consists of very small pieces of a solid material that have fallen to the bottom of a liquid: There was a brown sediment in the bottom of the bottle. sediments [plural] sand, stones, etc. that slowly form a layer of rock: It is hoped that the oil slick will sink to the seabed where it would be covered within a few years by sediments and eventually decompose.
sedimentation
noun [U] uk   /ˌsed.ɪ.menˈteɪ.ʃən/ us  
(Definition of sediment from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of sediment?
Add Cambridge dictionaries to your browser to your website

Definitions of “sediment” in other dictionaries

Word of the Day

for starters

used to say that something is the first in a list of things

Word of the Day

Countability – grammar codes

by Dom Glennon​​,
November 26, 2014
Advices and informations Have you ever noticed strange codes in square brackets on entries in Cambridge Dictionaries Online and wondered what they mean? These are grammar codes, giving you a brief summary of how that word behaves grammatically. More information can be obtained by hovering your cursor over the code, and there’s

Read More 

ped-text verb

November 24, 2014
to text someone while walking I’m ped-texting, I’m looking down at my phone, 75 percent of the time.

Read More