Synonyms for echoic

Adjective

1. echoic (vs. nonechoic), imitative, onomatopoeic, onomatopoeical, onomatopoetic

usage: (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

2. echoic, echolike, reflected (vs. unreflected)

usage: like or characteristic of an echo