What does "semivowel" mean?

A sound in speech which has some qualities of a consonant and some qualities of a vowel.

What is a synonym for "semivowel"?

Common synonyms include: glide, alveolar, approximant, articulation, aspiration, assimilated.

noun

noun ·Moderate ·College level

Noun

1
A sound in speech which has some qualities of a consonant and some qualities of a vowel.
2
a vowellike sound that serves as a consonant wordnet
3
A letter which represents a semivowel sound, such as w or y in English.

"Some languages add a semivowel at a hiatus."

From semi- + vowel.