D defs.my
Entry 1 sense Webster, 1913

Pygostyle

· Py·go·style · IPA /ˈpaɪɡəstaɪl/
01 n. The plate of bone which forms the posterior end of the vertebral column in most birds; the plowshare bone; the vomer. It is formed by the u…
  1. 1.
    The plate of bone which forms the posterior end of the vertebral column in most birds; the plowshare bone; the vomer. It is formed by the union of a number of the last caudal vertebræ, and supports the uropigium.(Anat.)