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agar
[ ah-gahr, ag-er ]
/ ˈɑ gɑr, ˈæg ər /
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noun
Also agar-agar. Also called Chinese gelatin, Chinese isinglass, Japanese gelatin, Japanese isinglass. a gelatinlike product of certain seaweeds, used for solidifying certain culture media, as a thickening agent for ice cream and other foods, as a substitute for gelatin, in adhesives, as an emulsifier, etc.
Biology. a culture medium having an agar base.
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Origin of agar
First recorded in 1885–90, agar is from the Malay word agaragar seaweed from which a gelatin is rendered, or the gelatin itself
Words nearby agar
aganglionosis, agapanthus, agape, Agapetus I, Agapetus II, agar, agaric, agaricaceous, agaric acid, agaricin, agaricus
Other definitions for agar (2 of 2)
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use agar in a sentence
British Dictionary definitions for agar
agar
/ (ˈeɪɡə) /
noun
a complex gelatinous carbohydrate obtained from seaweeds, esp those of the genus Gelidium, used as a culture medium for bacteria, a laxative, in food such as ice cream as a thickening agent (E406), etcAlso called: agar-agar
Word Origin for agar
C19: Malay
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Medical definitions for agar
agar
[ ā′gär′, ä′gär′ ]
n.
A gelatinous material derived from marine algae, used as a base for bacterial culture media and as a stabilizer and thickener in food.
A culture medium containing this material.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for agar
agar
[ ā′gär′, ä′gär′ ]
A gelatinous material obtained from marine algae, especially seaweed, used as a medium for growing bacterial cultures in the laboratory and as a thickener and stabilizer in food products.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.