[ah-gahr, ag-er] 
| 1. | 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. |
| 2. | Biology. a culture medium having an agar base. |
agar a·gar (ā'gär', ä'gär') or a·gar-a·gar (ā'gär-ā'gär', ä'gär-ä'-)
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.
| agar (ā'gär', ä'gär') Pronunciation Key
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. |