D defs.my
Entry 1 sense Webster, 1913

Thecodontia

· The·co·don·ti·a · IPA
01 n. pl. A group of fossil saurians having biconcave vertebrae and the teeth implanted in sockets.
  1. 1.
    A group of fossil saurians having biconcave vertebrae and the teeth implanted in sockets.(Paleon.)