Antonyms of adj nonechoic

1 sense of nonechoic

Sense 1
nonechoic (vs. echoic) -- (not echoic or imitative of sound)

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

Similarity of adj nonechoic

1 sense of nonechoic

Sense 1
nonechoic (vs. echoic) -- (not echoic or imitative of sound)