an isomeric modification of tartaric acid that is sometimes found in the juice of grapes in conjunction with the common dextrorotatory form and is optically inactive but can be separated into the two usual isomeric forms, dextrorotatory and levorotatory.
the optically inactive form of tartaric acid that is sometimes found in grape juice
An optically inactive form of tartaric acid that can be separated into dextrorotatory and levorotatory components and is sometimes found in grape juice. Chemical formula: C4H6O6.
[rey-see-muh-fawrm] /reɪˈsi məˌfɔrm/ adjective, Botany. 1. having the form of a raceme.
[ras-uh-miz-uh m, rey-see-miz-uh m] /ˈræs əˌmɪz əm, reɪˈsi mɪz əm/ noun, Chemistry. 1. (of a compound) the state of being optically inactive and separable into two other substances of the same chemical composition as the original substance, one of which is dextrorotatory and the other levorotatory, as racemic acid.
[ras-uh-muh-zey-shuh n, rey-see-muh-] /ˌræs ə məˈzeɪ ʃən, reɪˈsi mə-/ noun, Chemistry. 1. the conversion of an optically active substance into an optically inactive mixture of equal amounts of the dextrorotatory and levorotatory forms. racemization ra·ce·mi·za·tion (rā’sə-mĭ-zā’shən, rās’ə-) n. Conversion of an optically active substance to a raceme.
/ˈræsɪˌmaɪz/ verb 1. to change or cause to change into a racemic mixture