Definitions for "echoic"
Formed in imitation of a natural sound; -- of words. Contrasted to nonechoic.
Repeating exactly what someone else says. Example: The speaker says "cat" and the listener repeats the word "cat".
(of words) formed in imitation of a natural sound; "onomatopoeic words are imitative of noises"; "it was independently developed in more than one place as an onomatopoetic term"- Harry Hoijer
Keywords:  characteristic
Like or characteristic of an echo.