polyphthong

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Noun

1. {{lb|en|phonetics}} A [[phoneme]] that begins with the sound of one [[vowel]] or [[semivowel]] and transitions through one or more other (semi)vowel sounds.
2. {{lb|en|phonetics}} A [[diaphoneme]] realized as a multitarget vowel in some but not necessarily all dialects.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.