American Dictionary

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Definition vowel in American English

vowel noun

[countable] noun
/ˈvaʊəl/
1

a sound that you make when you speak without closing your mouth or throat

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2

one of the letters "a," "e," "i," "o," or "u," used for representing these sounds. In English, "y" is sometimes considered a vowel. The other letters are called consonants.

Synonyms and related words
Definition vowel in American English