sediment

3 definitions • 2 examples

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.

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.

solid material, such as dirt or minerals, that falls to the bottom of a liquid