1. floating on the surface of a liquid
Usage: technical; chemistry

1. the clear liquid that remains above a sediment or precipitate after settling or centrifugation
Usage: technical; chemistry; biology

Examples

• The supernatant layer was carefully removed with a pipette.
• After centrifugation, the supernatant fluid was analyzed for proteins.
• The oil formed a supernatant layer on top of the water.
• Scientists collected the supernatant for further testing.
• The supernatant solution contained the dissolved compounds.
• Remove the supernatant liquid without disturbing the pellet.
• The supernatant appeared clear after the particles settled.