Definition of semivowel
1 : a speech sound (as \y\, \w\, or \r\) that has the articulation of a vowel but that is shorter in duration and is treated as a consonant in syllabication
2 : a letter representing a semivowel
First Known Use of semivowel
Learn More about semivowel
Britannica.com: Encyclopedia article about semivowel
Seen and Heard
What made you want to look up semivowel? Please tell us where you read or heard it (including the quote, if possible).