D defs.my
Entry 2 senses Webster, 1913

throwback

· throw·back · IPA /ˈθɹoʊ.bæk/
01 n. the reappearance in an organism of characteristics of an earlier ancestral type; atavism.
  1. 1.
    the reappearance in an organism of characteristics of an earlier ancestral type; atavism.
  2. 2.
    an organisms having characteristics of an earlier ancestral type.