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noun, plural se·rums, se·ra 
[seer-uh] .
[seer-uh] . 1.
the clear, pale-yellow liquid that separates from the clot in the coagulation of blood; blood serum.
3.
any watery animal fluid.
4.
the thin, clear part of the fluid of plants.
5.
milk whey.
Origin:
1655–65; < Latin: whey
1655–65; < Latin: whey
Related forms
se·rum·al, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Based on the Random House Dictionary, © Random House, Inc. 2012.
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Serums
is always a great word to know.
So is gobo. Does it mean:
| a stew of meat, vegetables, potatoes, etc. |
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
Etymonline
Word Origin & History
serum
1672, "watery animal fluid," from L. serum "watery fluid, whey," from PIE base *ser-/*sor- "to run, flow" (cf. Gk. oros "whey;" Skt. sarah "flowing," sarit "brook, river"). First applied 1893 to blood serum used in medical treatments.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary
serum se·rum (sēr'əm)
n. pl. se·rums or se·ra (sēr'ə)
A watery fluid, especially one that moistens the surface of serous membranes or that is exuded by such membranes when they become inflamed.
The clear yellowish fluid obtained upon separating whole blood into its solid and liquid components.
Such fluid from the tissues of immunized animals, containing antibodies and used to transfer immunity to another individual.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
| serum (sîr'əm) Pronunciation Key
Plural serums or sera
|
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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