antrum definition

  • noun:
    • A cavity or chamber, especially one out of a bone.
    • Either regarding the sinuses within the bones of the upper jaw, opening in to the nasal cavity.
    • A bodily hole, specially one having bony walls, specifically one in the sinuses.
    • A cavern or cavity, esp. an anatomical hole or sinus.
    • A name of varied cavities in the body, however when used alone signifying the antrum Highmorianum (hole of Highmore, also referred to as sinus maxillaris), a cavity in the exceptional maxillary bone, lined with mucous membrane layer and chatting with the middle meatus associated with nose.
    • a natural cavity or hollow in a bone
    • A cavity or chamber, especially one in a bone.
    • Either regarding the sinuses when you look at the bones of this upper jaw, starting in to the nasal cavity.
    • A bodily hole, especially one having bony wall space, specially one in the sinuses.
    • A cavern or cavity, esp. an anatomical cavity or sinus.
    • A name of varied cavities in your body, but once made use of alone signifying the antrum Highmorianum (cavity of Highmore, also called sinus maxillaris), a cavity when you look at the superior maxillary bone, lined with mucous membrane layer and communicating with the middle meatus of the nostrils.
    • a normal hole or hollow in a bone

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