See also: on-glide
on- + glide. Compare Middle English ongliden (“to glide over”).
onglide (plural onglides)
- (linguistics) A phase while the articulators are moving into position to produce a new speech sound.
- (linguistics) The first, weaker part of a complex vowel, such as a diphthong, as the /j/ sound of the /juː/ in English few.