agar
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a·gar
(ā′gär′, ä′gär′) also a·gar-a·gar (ā′gär-ā′gär′, ä′gär-ä′-)n.
1. A gelatinous material derived from certain marine algae. It is used as a base for bacterial culture media and as a stabilizer and thickener in many food products.
2. A culture medium containing this material.
[Short for Malay agar-agar.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
agar
(ˈeɪɡə)n
(Elements & Compounds) 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), etc. Also called: agar-agar
[C19: Malay]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a•gar
(ˈɑ gɑr, ˈæg ər)n.
1. Also, a′gar-a′gar.a gel prepared from the cell walls of various red algae, used in laboratories as a culture medium, in food processing as a thickener and stabilizer, and in industry as a filler, adhesive, etc.
2. a culture medium having an agar base.
[1885–90; < Malay agaragar]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
a·gar
(ā′gär′, ä′gär′) A jelly-like material obtained from marine algae, especially seaweed. It is used as a medium for growing bacterial cultures in the laboratory and as a thickener and stabilizer in food products.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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| Noun | 1. |  agar - any culture medium that uses agar as the gelling agentculture medium, medium - (bacteriology) a nutrient substance (solid or liquid) that is used to cultivate micro-organisms agar-agar, agar - a colloidal extract of algae; used especially in culture media and as a gelling agent in foods blood agar - a culture medium containing whole blood as the nutrient |
| 2. |  agar - a colloidal extract of algae; used especially in culture media and as a gelling agent in foodsgum - any of various substances (soluble in water) that exude from certain plants; they are gelatinous when moist but harden on drying agar, nutrient agar - any culture medium that uses agar as the gelling agent |
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agar
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995