an·ky·lo·saur·i·an 
(ăng′kə-lō-sôrē-ən)
(ăng′kə-lō-sôrē-ən)n.
Any of various herbivorous ornithischian dinosaurs of the group Ankylosauria of the Jurassic and Cretaceous Periods, having a squat armored body, a short neck, and a beaked mouth. Also called ankylosaur.
[From New Latin Ankylosauria, group name, from Ankylosaurus, type genus; see ANKYLOSAURUS.]
an′ky·lo·sauri·an adj.
- imperishably
- imperium
- impermanence
- impermanency
- impermanent
- impermeability
- impermeable
- impermeableness
- impermeably
- impermissibility
- impermissible
- impermissibly
- impersonal
- impersonality
- impersonalization
- impersonalize
- impersonally
- impersonate
- impersonation
- impersonator
- impertinence
- impertinency
- impertinent
- impertinently
- imperturbability