Origin: Latin suffix -tion
Sedimentation has 2 different meanings across 1 category:
the phenomenon of sediment or gravel accumulating
"After the heavy storm, thick layers of sand and pebbles settled at the bottom of the dry creek bed through sedimentation."
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.
"The water treatment plant relies on sedimentation to separate heavy clay particles from the river before pumping it out for irrigation."