The Collaborative International Dictionary
Assibilation \As*sib`i*la"tion\, n. Change of a non-sibilant letter to a sibilant, as of -tion to -shun, duke to ditch.
n. (context linguistics English) A sound change resulting in a sibilant consonant, commonly the final phase of palatalization.
n. the development of a consonant phoneme into a sibilant
pronunciation with a sibilant (hissing or whistling) sound [syn: sibilation]