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单词 supernatant
释义

WordReference Random House Unabridged Dictionary of American English © 2024
su•per•na•tant  (so̅o̅′pər nātnt),USA pronunciation adj. 
  1. floating above or on the surface.
  • Latin supernatant- (stem of supernatāns), present participle of supernatāre to swim or float above. See super-, natant
  • 1655–65

Collins Concise English Dictionary © HarperCollins Publishers::
supernatant /ˌsuːpəˈneɪtənt/ adj
  1. floating on the surface or over something
  2. (of a liquid) lying above a sediment or settled precipitate
Etymology: 17th Century: from Latin supernatāre to float, from super- + natāre to swim

ˌsupernaˈtation n
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