noun ·5 syllables ·Rare ·Advanced level

Definitions

Noun

1. 1
   The separation of a suspension of solid particles into a concentrated slurry and a supernatant liquid, either to concentrate the solid or to clarify the liquid. countable, uncountable
2. 2
   the phenomenon of sediment or gravel accumulating wordnet

Synonyms

All synonyms

alluviationdepositdepositprecipitateprecipitation

Etymology

From sediment + -ation.

Related phrases

Zeleny sedimentation valueerythrocyte sedimentation ratesedimentation constantsedimentation ratesedimentation time

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.