[1] : The Collaborative International Dictionary of English v.0.48

echoic \echoic\ adj.
   1. linguistics formed in imitation of a natural sound; --
      of words. contrasted to nonechoic.

   syn: imitative, onomatopoeic, onomatopoeical, onomatopoetic.
        wordnet 1.5

   2. like or characteristic of an echo.

   syn: echolike.
        wordnet 1.5
see also:
nonechoic 

[2] : WordNet (r) 2.0

echoic
     adj 1: 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 syn: imitative, onomatopoeic,
             onomatopoeical, onomatopoetic ant: nonechoic
     2: like or characteristic of an echo syn: echolike
see also:
imitative onomatopoeic onomatopoeical onomatopoetic nonechoic echolike 

[3] : Moby Thesaurus II by Grady Ward, 1.0

83 moby thesaurus words for "echoic":
   answering, antiphonal, apish, battological, booming, confutative,
   conjugate, delineatory, depictive, derivative, duplicative,
   echoing, embodying, emulative, etymologic, figurative, graphic,
   growling, ideographic, illustrational, illustrative, imitative,
   incarnating, iterative, lexical, lexicographic, lexicologic,
   lexigraphic, limning, lingering, mimetic, mimic, mimish, onomastic,
   onomatologic, onomatopoeic, onomatopoetic, paronymic, paronymous,
   parrotlike, persistent, personifying, pictographic, pictorial,
   portraying, reboant, rebounding, recapitulative, redundant,
   reduplicative, reechoing, refutative, reiterant, reiterative,
   rejoining, repeating, repercussive, repetitional, repetitionary,
   repetitious, repetitive, replying, representational,
   representative, representing, resounding, respondent, responding,
   responsive, returning, reverberant, reverberating, reverberatory,
   rumbling, simulative, sounding, symbolizing, tautological,
   tautologous, thundering, typifying, undamped, vivid

Echoic >> E Words
Echoic, definition of term: Echoic
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