1. Loud enough to cause (temporary) hearing loss
   - earsplitting, thunderous, thundery

1. Be unbearably loud
   "a deafening noise" 
2. Make or render deaf
   "a deafening noise"
   - deaf 
3. Make soundproof
   "deafen a room"

See also: loud

Type of: break, damp, dampen, desensitise [Brit], desensitize, soften, weaken

Encyclopedia: Deafening

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