noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A mirror image, a form related to another as an object is to its image in a mirror.
2. 2
   either one of a pair of compounds (crystals or molecules) that are mirror images on each other but are not identical wordnet
3. 3
   Either of a pair of crystals that are mirror images of each other, and are optically active.
4. 4
   A similar molecule or compound; an enantiomer.

Synonyms

All synonyms

enantiomer

Etymology

From Ancient Greek ἐναντίος (enantíos, “opposite”) + μορφή (morphḗ, “form”).

Related phrases

mirror imageoptically active

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.