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
The heavier bacterial cells settled down and formed a pellet, whereas the lighter phage particles stayed in the supernatant.
From Textbooks • Jun. 9, 2022
After removal of the supernatant, the pellet was washed using 100 µl 70% ethanol and dried in vacuum.
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 Eyre, J. W. H. (John William Henry)
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.
