supernatant
Americanadjective
adjective
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floating on the surface or over something
-
chem (of a liquid) lying above a sediment or settled precipitate
Other Word Forms
Etymology
Origin of supernatant
1655–65; < Latin supernatant- (stem of supernatāns ), present participle of supernatāre to swim or float above. See super-, natant
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The phage-free supernatant served as a comparative control.
From Science Daily ● Oct. 26, 2023
The heavier bacterial cells settled down and formed a pellet, whereas the lighter phage particles stayed in the supernatant.
From Textbooks ● Jun. 9, 2022
In the tube that contained phage labeled with 35S, the supernatant contained the radioactively labeled phage, whereas no radioactivity was detected in the pellet.
From Textbooks ● Jun. 9, 2022
Then, the supernatant was transferred to a clean 1.5-ml Eppendorf tube and mixed with 250 µl isopropanol by gentle turnover several times.
From Nature ● May 8, 2018
Pipette off the supernatant fluid; filling the tubes with warm sterile bouillon, shake well, and again centrifugalise, to wash the deposit.
From The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged. by J. W. H. (John William Henry) Eyre
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