See s. fluid. [super- + L. natare, to swim]
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su·per·na·tant .sü-pər-'nāt-ənt n the usu. clear liquid overlying material deposited by settling, precipitation, or centrifugation
supernatant adj
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su·per·na·tant (soo″pər-naґtənt) [super- + L. natare to swim] 1. situated above or on top of something. 2. the overlying liquid after precipitation of a solid component of a system.Medical dictionary. 2011.