- (chemistry) One of a pair of stereoisomers that is the mirror image of the other, but may not be superimposed on this other stereoisomer. Almost always, a pair of enantiomers contain at least one chiral centre, and a sample of either enantiomer will be optically active.
Etymology: From (term, enantio-) + (term, -mer).
- Dutch: enantiomeer
- French: énantiomère
- German: Enantiomer
- Italian: enantiomero
- Spanish: enantiómero
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