Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Noun: archaeopteryx  ,aa(r)-kee'óp-tu-riks
  1. Extinct primitive toothed bird of the Jurassic period having a long feathered tail and hollow bones; usually considered the most primitive of all birds
    - archeopteryx, Archaeopteryx lithographica

Derived forms: archaeopteryxes

Type of: bird, birdie [informal]

Part of: genus Archaeopteryx, genus Archeopteryx

Encyclopedia: Archaeopteryx