Noun: vowel vaw-ul
- A speech sound made with the vocal tract open
"The 'a' in 'cat' is a vowel sound";
- vowel sound
- A letter of the alphabet standing for a spoken vowel
"The letter 'a' is a vowel in the English alphabet"
Derived forms: vowels
Type of: alphabetic character, letter, letter of the alphabet, phone, sound, speech sound
Antonym: consonant
Encyclopedia: Vowel