ethmoid

Noun
  1. One of the eight bones of the cranium;
    A small bone filled with air spaces that forms part of the eye sockets and the nasal cavity (synset 105282089)
    is a type of: bone, os - rigid connective tissue that makes up the skeleton of vertebrates
    is a part of: braincase, brainpan, cranium - the part of the skull that encloses the brain
    same as: ethmoid bone

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