_sounds

sound:  n. 1 vibrations which travel through the air 
or another medium and are sensed by the ear. a thing 
that can be heard. the area within which something
can be heard. 2 (also musical sound) sound produced
by continuous and regular vibrations, as opposed to
noise. 3 music, speech, and sound effects 
accompanying a film or broadcast. radio broadcasting
as distinct from television. 4 an idea or impression
conveyed by words.  v 1 emit or cause to emit sound.
utter. 2 convey a specified impression when heard.