pyran

P3Y4R1A1N1

noun

Any of a class of unsaturated heterocyclic compounds containing a ring of five carbon atoms, an oxygen atom and two double bonds; especially the simplest one, C₅H₆O.

OriginEnglish pyre ← Latin pyra ← Ancient Greek πυρά (purá) →
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Meanings

nounpyran (plural pyrans)

plural pyrans

  1. chemistryAny of a class of unsaturated heterocyclic compounds containing a ring of five carbon atoms, an oxygen atom and two double bonds; especially the simplest one, C₅H₆O.

Origin

  1. Proto-Indo-European*péh₂wr̥
  2. Proto-Hellenic*pāwər
  3. Ancient Greekπῦρ (pûr)
  4. Ancient Greekπυρά (purá)
  5. Latinpyra
  6. Englishpyre
  7. Englishpyran

From pyre + -an.

Full word history & related roots →

Translations

Chinese Cantonese 吡喃
  • 吡喃 (bei² naam⁴)Translations
Chinese Mandarin 吡喃
  • 吡喃 (bǐnán)Translations
French pyrane
  • pyraneTranslations
Hungarian pirán
  • piránTranslations
Japanese ピラン
  • ピラン (piran)Translations
Korean 피란
  • 피란 (piran)Translations
Spanish pirano
  • piranoTranslations

Rhymes & wordplay

Anagrams

pryan
Cite this entry
APA

pyran. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/pyran

MLA

“pyran.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/pyran. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “pyran,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/pyran.

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