rhynchocephalian

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noun rhyn·cho·ce·pha·lian \ˌriŋ-kō-sə-ˈfāl-yən\

Definition of rhynchocephalian

  1. :  any of an order (Rhynchocephalia) of reptiles resembling lizards that includes the tuatara as the only living member

rhynchocephalian

adjective

Origin and Etymology of rhynchocephalian

ultimately from Greek rhynchos beak, snout + kephalē head — more at cephalic


First Known Use: 1886


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