Definition of supernatant

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perfunctory
Definition: (adjective) unenthusiastic, routine, or mechanical.
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su·per·na·tant  audio  (spr-ntnt) KEY 

ADJECTIVE:
Floating on the surface.
NOUN:
also su·per·nate  (spr-nt) KEY 
The clear fluid above a sediment or precipitate.
ETYMOLOGY:
Latin supernatns, supernatant- present participle of supernatre, to float : super-, super- + natre, to swim; see sn- in Indo-European roots


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