American English

Definition of mandible noun from the Oxford Advanced American Dictionary

     

    mandible

     noun
    noun
    NAmE//ˈmændəbl//
     
    (anatomy)
     
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  1. 1the jawbone
  2. 2the upper or lower part of a bird's beak
  3. 3 either of the two parts that are at the front and on either side of an insect's mouth, used especially for biting and crushing food
See the Oxford Advanced Learner's Dictionary entry: mandible