the action or skill of imitating someone or something, especially in order to entertain or ridicule:the word was spoken with gently teasing mimicry [count noun]:a playful mimicry of the techniques of realist writers
Biology the close external resemblance of an animal or plant (or part of one) to another animal, plant, or inanimate object.
mimicry in other Oxford dictionaries
Definition of mimicry in the US English dictionary