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



    BrE BrE//ˈθɔːræks//
    ; NAmE NAmE//ˈθɔːræks//
    (pl. thoraxes, thoraces
    BrE BrE//ˈθɔːrəsiːz//
    ; NAmE NAmE//ˈθɔːrəsiːz//
    Parts of animals
    jump to other results
  1. 1 (anatomy) the part of the body that is surrounded by the ribs, between the neck and the waist
  2. 2 the middle section of an insect’s body, to which the legs and wings are attached See related entries: Parts of animals
  3. Word Originlate Middle English: via Latin from Greek thōrax.
See the Oxford Advanced American Dictionary entry: thorax