Found 2 items, similar to sibilation.
English → English (WordNet) Definition: sibilation sibilation n 1: a fricative sound (especially as an expression of disapproval); “the performers could not be heard over the hissing of the audience” [syn: hiss, hissing] 2: pronunciation with a sibilant (hissing or whistling) sound [syn: assibilation]
English → English (gcide) Definition: Sibilation Sibilation \Sib`i*la"tion\, n. [L. sibilatio.] Utterance with a hissing sound; also, the sound itself; a hiss. [1913 Webster] He, with a long, low sibilation, stared. --Tennyson. [1913 Webster]