Acoustics

Acoustics is a branch of physics which involved the study of sound and devices which are based on the principle.

In the mid-23rd century, Doctor Sevrin was considered to be "a brilliant research engineer in the field of acoustics, communications and electronics on Tiburon." 

While traveling through the cave system on the planet Equinox in 2371, Data began singing Pagliacci because "the acoustics in here are incredible". (SS TNG (The Peacekeepers))

Acoustic technology

 * acoustic inverter
 * acoustic relay
 * hypersonic pulse
 * hypersonic treatment
 * resonance chamber
 * sonic disruptor
 * sonic generator
 * sonic grenade
 * sonic indicator
 * sonic interface
 * sonic screwdriver
 * sonic separator
 * sonic shower
 * sonic stunner
 * subsonic transmitter
 * ultrasonic generator
 * ultrasonics