supernatant
adjective
- floating on the surface or over something
- Chem. designating or of a liquid standing above a precipitate
See supernatant in American Heritage Dictionary 4
su·per·na·tant
adjective Floating on the surface.
noun also
su·per·nate (so͞oˌpər-nātˈ) The clear fluid above a sediment or precipitate.
Origin: Latin supernatāns, supernatant-, present participle of supernatāre, to float : super-, super- + natāre, to swim; see snā- in Indo-European roots.
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