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
Derived 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 phage labeled with 35S, the supernatant contained the radioactively labeled phage, whereas no radioactivity was detected in the pellet.
From Textbooks • Jun. 9, 2022
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
Prior to microinjection, the ribonucleoprotein complex was prepared by centrifuging the Cas9 protein for 1 min at 14,000 r.p.m. at 4 °C and transferring the supernatant to a fresh tube containing the sgRNA.
From Nature • Sep. 19, 2017
The supernatant liquors are then drained away, and the precipitate dissolved by adding a sufficiency of the remaining cyanide; this process is assisted by warming and stirring.
From On Laboratory Arts by Threlfall, Richard
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
