sinus : Idioms & Phrases

Index

cavernous sinus

  • noun either of a pair of large venous sinuses in the cranial cavity
    cavernous sinus.
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coronary sinus

  • noun a short sinus receiving most of the veins of the heart; empties into the right atrium
    coronary sinus.
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ethmoid sinus

  • noun a sinus of the meatuses of the nasal cavity (behind the bridge of the nose)
    ethmoidal sinus; ethmoid sinus.
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ethmoidal sinus

  • noun a sinus of the meatuses of the nasal cavity (behind the bridge of the nose)
    ethmoidal sinus; ethmoid sinus.
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frontal sinus

  • noun one of a pair of cavities in the frontal bone
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maxillary sinus

  • noun one of a pair of sinuses forming a cavity in the maxilla
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nasal sinus

  • noun any of the paired sinuses in the bones of the face adjacent to the nasal cavity that are lined with mucous membrane that is continuous with the lining of the nasal cavities
    nasal sinus; paranasal sinus.
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Pallial sinus

  • (Zoöl.), an inward bending of the pallial line, near the posterior end of certain bivalve shells, to receive the siphon. See Illust. of Bivalve.
Webster 1913

paranasal sinus

  • noun any of the paired sinuses in the bones of the face adjacent to the nasal cavity that are lined with mucous membrane that is continuous with the lining of the nasal cavities
    nasal sinus; paranasal sinus.
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phocoena sinus

  • noun a short porpoise that lives in the Gulf of California; an endangered species
    vaquita.
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sigmoid sinus

  • noun an S-shaped dural sinus on the temporal and occipital bones
    sigmoid sinus.
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sinus cavernosus

  • noun either of a pair of large venous sinuses in the cranial cavity
    cavernous sinus.
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sinus coronarius

  • noun a short sinus receiving most of the veins of the heart; empties into the right atrium
    coronary sinus.
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sinus ethmoidales

  • noun a sinus of the meatuses of the nasal cavity (behind the bridge of the nose)
    ethmoidal sinus; ethmoid sinus.
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sinus headache

  • noun a headache resulting from congestion or infection in the paranasal sinuses
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sinus paranasales

  • noun any of the paired sinuses in the bones of the face adjacent to the nasal cavity that are lined with mucous membrane that is continuous with the lining of the nasal cavities
    nasal sinus; paranasal sinus.
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sinus rectus

  • noun an unpaired sinus of the dura mater
    straight sinus; sinus rectus.
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sinus sigmoideus

  • noun an S-shaped dural sinus on the temporal and occipital bones
    sigmoid sinus.
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sinus transversus

  • noun a paired dural sinus; terminates in the sigmoid sinus
    sinus transversus.
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Sinus venosus

  • L., venous dilatation. (Anat.) (a) The main part of the cavity of the right auricle of the heart in the higher vertebrates. (b) In the lower vertebrates, a distinct chamber of the heart formed by the union of the large systematic veins and opening into the auricle.
Webster 1913

sinus venosus sclerae

  • noun a circular canal in the eye that drains aqueous humor from the anterior chamber of the eye into the anterior ciliary veins
    Schlemm's canal; canal of Schlemm.
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straight sinus

  • noun an unpaired sinus of the dura mater
    straight sinus; sinus rectus.
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tentorial sinus

  • noun an unpaired sinus of the dura mater
    straight sinus; sinus rectus.
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transverse sinus

  • noun a paired dural sinus; terminates in the sigmoid sinus
    sinus transversus.
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venous sinus

  • noun a wide channel containing blood; does not have the coating of an ordinary blood vessel
    sinus.
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