Definitions

1. adjective

preceding a vowel in a word

“The ‘r’ in ‘red’ is an example of a prevocalic consonant.”

2. noun

a consonant or sound that precedes a vowel in a word

“The prevocalic consonant in ‘ring’ is the ‘r’.”

3. noun

a consonant or sound that precedes a vowel in a syllable

“The prevocalic consonant in ‘sing’ is the ‘s’.”