1. A fricative sound (especially as an expression of disapproval)
   - hiss, hissing, hushing, fizzle 
2. Pronunciation with a sibilant (hissing or whistling) sound
   - assibilation

Derived forms: sibilations

See also: sibilate

Type of: noise, pronunciation

Encyclopedia: Sibilation

• immediateness
• immemorable
• immemorial
• immemorially
• immense
• immensely
• immenseness
• immensity
• immensurable
• immensurate
• immerge
• immerse
• immersible
• immersion
• immersion foot
• immersion heater
• immigrant
• immigrant class
• immigrate
• immigration
• Immigration and Naturalization Service
• imminence
• imminency
• imminent
• imminent abortion