enantiomer

E1N1A1N1T1I1O1M3E1R1
UK/ɛˈnænti.əmər/

noun

One of a pair of stereoisomers that is the mirror image of the other, but may not be superimposed on this other stereoisomer.

UncommonScrabble 12

Meanings

nounenantiomer (plural enantiomers)

plural enantiomers

  1. chemistryOne of a pair of stereoisomers that is the mirror image of the other, but may not be superimposed on this other stereoisomer.

    Synonyms: enantiomorph, optical isomer

Synonyms & antonyms

nounOne of a pair of stereoisomers that is the mirror image of the other, but may not be superimposed on this other stereoisomer.

More synonyms by meaning

nouneither one of a pair of compounds (crystals or molecules) that are mirror images on each other but are not identical

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Proto-Indo-European*h₁én
  2. Ancient Greekἐν (en)
  3. Ancient Greekἐν- (en-)
  4. Proto-Indo-European*h₂ent-
  5. Proto-Indo-European*h₂entíos
  6. Proto-Hellenic*antíos
  7. Ancient Greekᾰ̓ντῐ́ος (ăntĭ́os)
  8. Ancient Greekἐνᾰντῐ́ος (enăntĭ́os)
  9. Englishenantio-
  10. Proto-Indo-European*(s)mer-
  11. Proto-Indo-European*(s)méros
  12. Proto-Hellenic*(h)méros
  13. Ancient Greekμέρος (méros)
  14. Englishenantiomer

From enantio- + -mer.

Full word history & related roots →

Translations

Arabic مُتَصَاوِغ اِنْعِكَاسِيّ, مُتَصَاوِغ مِرْآتِيّ
  • مُتَصَاوِغ اِنْعِكَاسِيّ (mutaṣāwiḡ inʕikāsiyy)one of a pair of mirror-image stereoisomers
  • مُتَصَاوِغ مِرْآتِيّ (mutaṣāwiḡ mirʔātiyy)one of a pair of mirror-image stereoisomers
Danish enantiomer
  • enantiomerone of a pair of mirror-image stereoisomers
Dutch enantiomeer
  • enantiomeerone of a pair of mirror-image stereoisomers
Esperanto enantiomero, spegulizomero
  • enantiomeroone of a pair of mirror-image stereoisomers
  • spegulizomeroone of a pair of mirror-image stereoisomers
Finnish enantiomeeri
  • enantiomeerione of a pair of mirror-image stereoisomers
French énantiomère
  • énantiomèreone of a pair of mirror-image stereoisomers
German Enantiomer
  • Enantiomerone of a pair of mirror-image stereoisomers
Hebrew אננטיומר
  • אננטיומרone of a pair of mirror-image stereoisomers
Hungarian enantiomer
  • enantiomerone of a pair of mirror-image stereoisomers
Italian enantiomero
  • enantiomeroone of a pair of mirror-image stereoisomers
Korean 거울상체
  • 거울상체 (geoulsangche)one of a pair of mirror-image stereoisomers
Malay enantiomer
  • enantiomerone of a pair of mirror-image stereoisomers
Māori poinanaha whakaata
  • poinanaha whakaataone of a pair of mirror-image stereoisomers
Polish enancjomer
  • enancjomerone of a pair of mirror-image stereoisomers
Portuguese enantiómero, enantiômero
  • enantiómeroone of a pair of mirror-image stereoisomers
  • enantiômeroone of a pair of mirror-image stereoisomers
Russian энантиоме́р
  • энантиоме́р (enantiomér)one of a pair of mirror-image stereoisomers
Spanish enantiómero
  • enantiómeroone of a pair of mirror-image stereoisomers
Swedish enantiomer
  • enantiomerone of a pair of mirror-image stereoisomers

Rhymes & wordplay

Anagrams

Cite this entry
APA

enantiomer. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/enantiomer

MLA

“enantiomer.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/enantiomer. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “enantiomer,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/enantiomer.

Source: enantiomer on Wiktionary, CC BY-SA 4.0.