01a.
Swimming above; floating on the surface; as, oil supernatant on water.
1.
Swimming above; floating on the surface; as, oil supernatant on water.
02n.
The liquid remaining after solids suspended in the liquid have been sedimented by gravity or by centrifugation. Contrasted with the solid …
1.
The liquid remaining after solids suspended in the liquid have been sedimented by gravity or by centrifugation. Contrasted with the solid sediment, or (in centrifugation) the pellet.(Chem.)