Definition of racemate:
(n) :
A mixture which is racemic (“containing equal amounts of dextrorotatory and levorotatory stereoisomers and therefore not optically active”).
(n) :
(chiefly sports) One participating in the same race as others.
(n) :
(archaic, organic chemistry) Any salt or ester of racemic acid.
(n) :
(rare) A person of the same racial group as others.