# triphthong

> English word · Noun · IPA /ˈtɹɪfˌθɒŋ(ɡ)/

## Definitions
1. A monosyllabic vowel combination usually involving a quick but smooth movement from one vowel to another that passes over a third one.
2. A disyllabic sequence of a vowel, a semivowel, and a vowel.

## Etymology
From the Ancient Greek τρίφθογγος (tríphthongos, “triphthong, having three voices”), from τρία (tría, “three”) + φθόγγος (phthóngos, “sound”).

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/triphthong