sphenoid

Noun
  1. Butterfly-shaped bone at the base of the skull (synset 105288497)
    is a type of: bone, os - rigid connective tissue that makes up the skeleton of vertebrates
    has:
    • crotaphion - the tip of the greater wing of the sphenoid bone
    • pterygoid process - two bony processes descending from the body of the sphenoid bone
    is a part of: skull - the bony skeleton of the head of vertebrates
    same as: os sphenoidale, sphenoid bone

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