Definition of "sediment" [sed•i•ment]

• Material that settles to the bottom of a liquid; lees. (noun)
• Solid fragments of inorganic or organic material that come from the weathering of rock and are carried and deposited by wind, water, or ice. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "But Dr. Atiq Rahman, a lead author of a UN report on climate change, says this may not make the country any less vulnerable: “The rate at which sediment is deposited and new land is created is much slower than the rate at which climate change and sea level rises are taking place.”"
• "E. coli was deteced in sediment samples but no standards exist for determining human health risks from E. coli in soil or sediment."
• "Floats are tethered to the trees so that once felled, no sediment is disturbed."