supernatesupernate means A supernatant liquid. Lexicurio rates it Sui generis — a strength score of 85 out of 100.EtymologyLatin supernatāns, supernatant-, present participle of supernatāre, super + natāre, to swim, frequentative of nāre.nounA supernatant liquid.verbTo lie or float above a denser fluid, or above a solid sediment or precipitate (which has been separated by crystallisation, centrifugation etc.).