Last Updated：2025/11/21

The process by which a single vowel sound (monophthong) shifts to a two-vowel vocalization (diphthong).

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diphthongisation

Source Word

diphthongisation

Noun

countable uncountable

The process by which a single vowel sound (monophthong) shifts to a two-vowel vocalization (diphthong).

Japanese Meaning

一つの母音が二重母音として発音されるように変化する過程（現象）

The anthropologist documented the diphthongisation of regional vowels over a century of recordings.

人類学者は、1世紀にわたる録音を通して地域の母音の二重母音化を記録した。

Sense（1）

The process by which a single vowel sound (monophthong) shifts to a two-vowel vocalization (diphthong).

diphthongisations

（ plural ）