The AI-powered English dictionary
not comparable
(chiefly of a liquid) Lying or floating above a denser fluid, or above a solid sediment or precipitate (which has been separated by crystallisation, centrifugation etc.). quotations examples
There may be a place at some certain latitude between the poles and the line on each side the equator, where the inflammable supernatant atmosphere may end, owing to the greater centrifugal force of the heavier aerial atmosphere.
1791, Erasmus Darwin, The Economy of Vegetation, J. Johnson, page 11
plural supernatants
The liquid that lies above a sediment or precipitate; supernate examples
Material that floats on the surface of a liquid examples