floating above or on the surface.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use supernatant in a sentence
Allow to stand twenty-four hours, then centrifugalise thoroughly and decant the supernatant fluid into a well-stoppered bottle.
Again remove the supernatant fluid and fill in a fresh supply of saline solution and centrifugalise once more.
Examine a drop of the supernatant opalescent emulsion microscopically to determine its freedom from clumps and masses.
Pipette off all the supernatant fluid and invert the tube to drain on to a pad of sterilised cotton-wool, contained in a beaker.
The liquid is now allowed to settle, and the clear supernatant solution is poured back again into the battery cells.
British Dictionary definitions for supernatant
floating on the surface or over something
chem (of a liquid) lying above a sediment or settled precipitate
- supernatation, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012