serum

[ seer-uhm ]

/ ˈsɪər əm /

SEE SYNONYMS FOR serum ON THESAURUS.COM

noun, plural se·rums, se·ra [seer-uh]. /ˈsɪər ə/.

the clear, pale-yellow liquid that separates from the clot in the coagulation of blood; blood serum.

immune serum.

any watery animal fluid.

the thin, clear part of the fluid of plants.

milk whey.

Origin of serum

1655–65; <Latin: whey

OTHER WORDS FROM serum

se·rum·al, adjective

Words nearby serum

Sertoli cell-only syndrome, Sertoli cell tumor, Sertorius, sertraline, sertularian, serum, serum accelerator, serum accelerator globulin, serum agglutinin, serumal, serum albumin

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for serum

The New Republic demands: “Why did two U.S. missionaries get an Ebola serum while Africans are left to die?”
Why the White Americans Got the ‘Secret’ Ebola Serum|Michael Daly|August 8, 2014|DAILY BEAST
Never mind that there seem to have been no more than eight doses of the serum in existence.
Why the White Americans Got the ‘Secret’ Ebola Serum|Michael Daly|August 8, 2014|DAILY BEAST
The serum failed to neutralize the virus in subsequent tests and seemed to offer little protection in animal experiments.
Infected Ebola Doctor Kent Brantly Is an Endangered Hero|Michael Daly|August 3, 2014|DAILY BEAST
But it was not entirely clear whether the serum was responsible for the happy outcome.
Infected Ebola Doctor Kent Brantly Is an Endangered Hero|Michael Daly|August 3, 2014|DAILY BEAST

In any event, no serum was available to try on this nurse in 1995 and Kikwit was not equipped to make a new batch.
Infected Ebola Doctor Kent Brantly Is an Endangered Hero|Michael Daly|August 3, 2014|DAILY BEAST
With the aid of quantities so obtained they calculate mathematically the volume of the serum and corpuscles respectively.
Histology of the Blood|Paul Ehrlich
Put the whole into a clean linen cloth; hang it up, and underneath it set a vessel to receive the Serum as it drops.
Elements of the Theory and Practice of Chymistry, 5th ed.|Pierre Joseph Macquer
These authors showed that the serum of a rabbit protects a rabbit better than does the serum of a dog, and vice versa.
Encyclopaedia Britannica, 11th Edition, Volume 14, Slice 2|Various
The committees report deals with the claims that Dr. Glover has made for his serum, both experimental and clinical.
The Propaganda for Reform in Proprietary Medicines, Vol. 2 of 2|Various
The sooner the serum is injected the better the prognosis with tracheotomy.
A System of Operative Surgery, Volume IV (of 4)|Various

British Dictionary definitions for serum

serum

/ (ˈsɪərəm) /

noun plural -rums or -ra (-rə)

See blood serum

antitoxin obtained from the blood serum of immunized animals

physiol zoology clear watery fluid, esp that exuded by serous membranes

a less common word for whey

Derived forms of serum

serumal, adjective

Word Origin for serum

C17: from Latin: whey

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for serum

serum

[ sîr′əm ]

n. pl. se•rums

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.

Scientific definitions for serum

serum

[ sîr′əm ]

Plural serums sera

See blood serum.

Blood serum extracted from an animal that has immunity to a particular disease. The serum contains antibodies to one or more specific disease antigens, and when injected into humans or other animals, it can transfer immunity to those diseases.

单词	serum
释义	serum [ seer-uhm ] / ˈsɪər əm / SEE SYNONYMS FOR serum ON THESAURUS.COM noun, plural se·rums, se·ra [seer-uh]. /ˈsɪər ə/. the clear, pale-yellow liquid that separates from the clot in the coagulation of blood; blood serum. immune serum. any watery animal fluid. the thin, clear part of the fluid of plants. milk whey. Origin of serum 1655–65; <Latin: whey OTHER WORDS FROM serum se·rum·al, adjective Words nearby serum Sertoli cell-only syndrome, Sertoli cell tumor, Sertorius, sertraline, sertularian, serum, serum accelerator, serum accelerator globulin, serum agglutinin, serumal, serum albumin Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for serum The New Republic demands: “Why did two U.S. missionaries get an Ebola serum while Africans are left to die?” Why the White Americans Got the ‘Secret’ Ebola Serum\|Michael Daly\|August 8, 2014\|DAILY BEAST Never mind that there seem to have been no more than eight doses of the serum in existence. Why the White Americans Got the ‘Secret’ Ebola Serum\|Michael Daly\|August 8, 2014\|DAILY BEAST The serum failed to neutralize the virus in subsequent tests and seemed to offer little protection in animal experiments. Infected Ebola Doctor Kent Brantly Is an Endangered Hero\|Michael Daly\|August 3, 2014\|DAILY BEAST But it was not entirely clear whether the serum was responsible for the happy outcome. Infected Ebola Doctor Kent Brantly Is an Endangered Hero\|Michael Daly\|August 3, 2014\|DAILY BEAST In any event, no serum was available to try on this nurse in 1995 and Kikwit was not equipped to make a new batch. Infected Ebola Doctor Kent Brantly Is an Endangered Hero\|Michael Daly\|August 3, 2014\|DAILY BEAST With the aid of quantities so obtained they calculate mathematically the volume of the serum and corpuscles respectively. Histology of the Blood\|Paul Ehrlich Put the whole into a clean linen cloth; hang it up, and underneath it set a vessel to receive the Serum as it drops. Elements of the Theory and Practice of Chymistry, 5th ed.\|Pierre Joseph Macquer These authors showed that the serum of a rabbit protects a rabbit better than does the serum of a dog, and vice versa. Encyclopaedia Britannica, 11th Edition, Volume 14, Slice 2\|Various The committees report deals with the claims that Dr. Glover has made for his serum, both experimental and clinical. The Propaganda for Reform in Proprietary Medicines, Vol. 2 of 2\|Various The sooner the serum is injected the better the prognosis with tracheotomy. A System of Operative Surgery, Volume IV (of 4)\|Various British Dictionary definitions for serum serum / (ˈsɪərəm) / noun plural -rums or -ra (-rə) See blood serum antitoxin obtained from the blood serum of immunized animals physiol zoology clear watery fluid, esp that exuded by serous membranes a less common word for whey Derived forms of serum serumal, adjective Word Origin for serum C17: from Latin: whey Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Content related to serum What Are Antibodies, And Do They Kill Viruses?Everyone is talking about testing for antibodies against COVID-19, so we've created a primer on antibodies and immunity, and their relation to viruses. READ MORE Words related to serum antibody, antiserum, agglutinin, agglutinogen, vaccine, antigen, immunizer, immunotoxin Medical definitions for serum serum [ sîr′əm ] n. pl. se•rums 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. Scientific definitions for serum serum [ sîr′əm ] Plural serums sera See blood serum. Blood serum extracted from an animal that has immunity to a particular disease. The serum contains antibodies to one or more specific disease antigens, and when injected into humans or other animals, it can transfer immunity to those diseases. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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serum

noun, plural se·rums, se·ra [seer-uh]. /ˈsɪər ə/.

Origin of serum

OTHER WORDS FROM serum

Words nearby serum

Example sentences from the Web for serum

British Dictionary definitions for serum

noun plural -rums or -ra (-rə)

Derived forms of serum

Word Origin for serum

Content related to serum

Words related to serum

Medical definitions for serum

n. pl. se•rums

Scientific definitions for serum

Plural serums sera