sphenoid bone

/ˌsfiˈnɔɪd boʊn/
IPA guide

Other forms: sphenoid bones

Definitions of sphenoid bone
  1. noun
    butterfly-shaped bone at the base of the skull
    synonyms: os sphenoidale, sphenoid
    see moresee less
    type of:
    bone, os
    rigid connective tissue that makes up the skeleton of vertebrates
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