- 1Matter that settles to the bottom of a liquid; dregs: the ice freezes the wine and sediment at the base of the corkMore example sentences
- Ideally, red and fortified wines should stand upright for about a week before the event to adjust slowly to the increased temperature and to enable any sediment to settle at the bottom of the bottle.
- There was a lot of sediment at the bottom of the glass, but the wine waiter told us this was a sign of a good wine.
- The sediment will settle in a thick layer at the bottom.
- 1.1 Geology Particulate matter that is carried by water or wind and deposited on the surface of the land or the seabed, and may in time become consolidated into rock: there is a huge concentration of sediment in deltas [count noun]: it takes hundreds of thousands of years to turn the sediments into carbonate rockMore example sentences
- Areas of overlying sandy sediments were removed to expose the fossiliferous clay.
- The generally immature nature of the palaeosols indicates that most vegetation colonized newly deposited fluvial sediments.
- The proportion of coarse sediment deposited in the plot drains increased with larger storms.
verb[no object] Back to top
- 1Settle as sediment: the erythrocytes were allowed to sediment within the syringeMore example sentences
- Another method was to allow the powder to sediment out of a viscous solution of gum arabic, leaving only the very finest particles in suspension.
- The solution was allowed to sediment for 24 h and the particles left in suspension were drawn off with a syringe and used for perfusions.
- Throughout the two protocols described below, cells were allowed to sediment between each step.
- 1.2 [with object] Deposit (something) as a sediment: the DNA was sedimented by centrifugation (as adjective sedimented) sedimented wasteMore example sentences
- Such nuclear suspension was sedimented by gentle centrifugation, the enzyme solution was decanted, and the nuclear pellet was resuspended in 1 x PBS buffer.
- For the routine measurements of Chl concentration, the cells were sedimented by centrifugation and extracted with 100% methanol.
- Cellular components were sedimented by centrifugation at 4 [degrees] C, 500 xg for 10 min.
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- According to Sri, the fish farms had also resulted in sedimentation and provided fertilizer for the water hyacinths.
- The river is fast turning into a drain due to sedimentation and siltation.
- The life of the dam is estimated to be not more than 30 years because of heavy sedimentation.
mid 16th century: from French sédiment or Latin sedimentum 'settling', from sedere 'sit'.