Echolocation

Echolocation may refer to:


 * Acoustic location, the general use of sound to locate objects
 * Animal echolocation, non-human animals emitting sound waves and listening to the echo in order to locate objects or navigate
 * Human echolocation, the use of sound by people to navigate
 * Sonar (sound navigation and ranging), the use of sound to navigate or to locate other watercraft, usually by submarines
 * Echo sounding, listening to the echo of sound pulses to measure the distance to the bottom of the sea, a special case of Sonar
 * Medical ultrasonography, the use of ultrasound echos to look inside the body
 * Echolocation (album), a 2001 album by Fruit Bats