Definition
diphthongises
verb
- to convert a vowel sound into a diphthong; to pronounce or write as a diphthong
Usage: British English spelling (American English: diphthongizes); linguistics, phonetics
Examples
- The linguist explained how certain dialects diphthongises the vowel sound in 'face'.
- Over time, the language diphthongises several of its original monophthongs.
- Modern English diphthongises vowels that were once pronounced as single sounds in Middle English.
- The phonetic system diphthongises the stressed vowels in specific contexts.