batsqueak

As nouns the difference between terms and batsqueak

is that terms is while batsqueak is the ultrasonic noise emitted by a bat, especially as used for echolocation.

As nouns the difference between pulse and batsqueak

is that pulse is while batsqueak is the ultrasonic noise emitted by a bat, especially as used for echolocation.

As nouns the difference between echo and batsqueak

is that echo is echo (a reflected sound that is heard again by its initial observer) while batsqueak is the ultrasonic noise emitted by a bat, especially as used for echolocation.

As nouns the difference between echolocation and batsqueak

is that echolocation is the use of echoes to detect objects as observed in bats and other natural creatures. Also known as biosonar while batsqueak is the ultrasonic noise emitted by a bat, especially as used for echolocation.

As an acronym bat

is best available technology; a principle applying to regulations]] on limiting pollutant [[discharge|discharges.

As a noun batsqueak is

the ultrasonic noise emitted by a bat, especially as used for echolocation.

As nouns the difference between noise and batsqueak

is that noise is various sounds, usually unwanted while batsqueak is the ultrasonic noise emitted by a bat, especially as used for echolocation.

As a verb noise

is to make a noise; to sound.