This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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n. Conversion of an optically active substance to a racemic form.

n. The formation of a racemate from a pure enantiomer.

n. The process of rendering racemic; the transformation of a single optically active (dextro- or levorotatory) compound into the racemic form. It involves the change of one half of the molecules of the substance into the isomeric form with opposite optical rotation.

"The new method uses the natural deterioration of silk's amino acids to determine its age by calculating that change over time—a process known as racemization."

racemize   

tothat    acide    re-working    glycine    copolymers