sediment (B2)

noun

Pronunciation: /ˈsedɪmənt/

Definition

Matter that settles to the bottom of a liquid, or is carried down and deposited by water, wind, or ice.

Examples

• The river carried a lot of sediment downstream.

• Over time, sediment can build up in the bottom of a lake.

• Geologists study the layers of sediment to understand Earth's history.

How to Use sediment

sediment build-up (collocation)

The process of sediment accumulating over time. — "There was significant sediment build-up in the old pipes."

sediment layer (collocation)

A distinct stratum or deposit of sediment. — "Archaeologists uncovered a rich sediment layer at the dig site."

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