supernatant
Americanadjective
adjective
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floating on the surface or over something
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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
In the tube that contained the phage labeled with 32P, the radioactivity was detected in the pellet that contained the heavier bacterial cells, and no radioactivity was detected 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
If the precipitate settles readily, the supernatant liquor may be decanted through the filter paper, more water added to the precipitate and again decanted.
From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" by Various
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