Word.ws English Dictionary

pentaphthongs

pentaphthongs is the plural of pentaphthong.

Meaning of pentaphthong

Noun

pentaphthong (plural pentaphthongs)

  1. (rare) A sequence of five vowels pronounced as, or almost as, a single syllable.
    • Fifty-six diphthongal combinations may be made from the eight vowel elements, four of which, though, we find to be necessarily triphthongs, two tetraphthongs, and one a pentaphthong.1866, Caleb Bates Josselyn, Elements of Pronunciation […], page 53

Questions about pentaphthongs

What is pentaphthongs the plural of?
Pentaphthongs is the plural of pentaphthong.

Words near pentaphthongs in the dictionary

  1. pentaphosphide
  2. pentaphosphides
  3. pentaphosphorus
  4. pentaphosphorylated
  5. pentaphthong
  6. pentaphthongs
  7. pentaphyllon
  8. pentaphyllous
  9. pentaphyrin
  10. pentaphyrins
  11. pentaplex

Source and license

Adapted from Wiktionary: pentaphthongs (page history and authors); pentaphthong (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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