Definition of turtle noun from the Oxford Advanced Learner's Dictionary

     

    turtle

     noun
    noun
    BrE BrE//ˈtɜːtl//
     
    ; NAmE NAmE//ˈtɜːrtl//
     
    Amphibians and reptiles
     
    jump to other results
  1. 1(North American English also ˈsea turtle) a large reptile with a hard round shell, that lives in the sea See related entries: Amphibians and reptiles
  2. 2(North American English, informal) any reptile with a large shell, for example a tortoise or terrapin See related entries: Amphibians and reptiles
  3. Word Origin mid 16th cent.: apparently an alteration of French tortue, from medieval Latin tortuca, of uncertain origin.Idioms (of a boat) to turn over completely while sailing
See the Oxford Advanced American Dictionary entry: turtle