Wiktionary
enantiomeric ratio
n. (context chemistry English) The ratio of the percent of one enantiomer in a mixture to that of the other(cite journal last=Moss first=G. P. title=Basic terminology of stereochemistry (IUPAC Recommendations 1996) journal=Pure and Applied Chemistry date=1996 volume=68 issue=12 page=2207 doi=doi:10.1351/pac199668122193)