(rare) The quality or state of being mimetic, or the degree to which one is mimetic.
1964, Arthur Danto, "The Artworld," Journal of Philosophy, vol. 61, no. 19, p. 572:Now the Imitation Theory of Art (IT) is, if one but thinks it through, an exceedingly powerful theory. . . . Moreover, it is a simple matter to shore it up against many purported counterinstances by such auxiliary hypotheses as that the artist who deviates from mimeticity is perverse, inept, or mad.