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

imitator \im"ita"tor\, n. l.
   one who imitates.
   1913 webster

[2] : WordNet (r) 2.0

imitator
     n 1: someone who fraudulently assumes the appearance of another
          syn: impersonator
     2: someone who copies the words or behavior of another syn: copycat,
         emulator, ape, aper
see also:
impersonator copycat emulator ape aper 

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

33 moby thesaurus words for "imitator":
   ape, conformist, copier, copycat, copyist, counterfeiter, cuckoo,
   dissembler, dissimulator, echo, echoer, echoist, faker, forger,
   hypocrite, impersonator, impostor, mime, mimer, mimic, mimicker,
   mocker, mockingbird, monkey, parrot, phony, plagiarist,
   poll-parrot, polly, polly-parrot, poseur, sheep, simulator

Imitator >> I Words
Imitator, definition of term: Imitator
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