An echo is a single reflection of a soundwave off a distance surface. Reverberation is the reflection of sound waves created by the superposition of such echoes. ... Reverberation does not allow enough travel time to use it to measure distance.

What is the difference between reflection and echo?

As nouns the difference between reflection and echo

is that reflection is the act of reflecting or the state of being reflected while echo is echo (a reflected sound that is heard again by its initial observer).

Is reverb like an echo?

Reverb is the same concept as an echo but with a smaller reflection time that often comes back within a second and conflates with the sound that hasn't finished yet.