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WordReference Random House Unabridged Dictionary of American English © 2024sed•i•men•ta•tion (sed′ə mən tā′shən),USA pronunciation n. - Geologythe deposition or accumulation of sediment.
- sediment + -ation 1870–75
Collins Concise English Dictionary © HarperCollins Publishers:: ˌsedimenˈtation /ˌsɛdɪmɛnˈteɪʃən/ n - the process of formation of sedimentary rocks
- the deposition or production of sediment
- the process by which large molecules or macroscopic particles are concentrated in a centrifugal field in a centrifuge or ultracentrifuge
sed•i•ment /ˈsɛdəmənt/USA pronunciation n. - the matter that settles to the bottom of a liquid; dregs: [uncountable]brownish sediment in the drinking water.[countable]an ugly sediment in the bottom of the glass.
- Geologymineral or sand deposited by the action of water, air, or ice: [uncountable]The flood waters deposited sediment on the land.[countable]a sediment of coal.
sed•i•men•ta•tion /ˌsɛdəmənˈteɪʃən/USA pronunciation n. [uncountable] WordReference Random House Unabridged Dictionary of American English © 2024sed•i•ment (n. sed′ə mənt;v. sed′ə ment′),USA pronunciation n. - the matter that settles to the bottom of a liquid;
lees;
dregs. - Geologymineral or organic matter deposited by water, air, or ice.
v.t. - Geologyto deposit as sediment.
v.i. - Geologyto form or deposit sediment.
- Latin sedimentum, equivalent. to sedi- (combining form of sedēre to sit1, settle) + -mentum -ment
- 1540–50
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