VENOUS SINUS

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does venous sinus mean? 

• VENOUS SINUS (noun)
  The noun VENOUS SINUS has 1 sense:

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

  Familiarity information: VENOUS SINUS used as a noun is very rare.

 Dictionary entry details 

• VENOUS SINUS (noun)

Sense 1

Meaning:

A wide channel containing blood; does not have the coating of an ordinary blood vessel

Classified under:

Nouns denoting body parts

Synonyms:

sinus; venous sinus

Hypernyms ("venous sinus" is a kind of...):

canal; channel; duct; epithelial duct (a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance)

Hyponyms (each of the following is a kind of "venous sinus"):

cavernous sinus; sinus cavernosus (either of a pair of large venous sinuses in the cranial cavity)

coronary sinus; sinus coronarius (a short sinus receiving most of the veins of the heart; empties into the right atrium)

sigmoid sinus; sinus sigmoideus (an S-shaped dural sinus on the temporal and occipital bones)

sinus rectus; straight sinus; tentorial sinus (an unpaired sinus of the dura mater)

sinus transversus; transverse sinus (a paired dural sinus; terminates in the sigmoid sinus)

 Context examples 

An intracranial venous sinus that lies in a midline location along the lower free border of the falx cerebri of the brain.

(Inferior Sagittal Sinus, NCI Thesaurus)

Unlike other blood vessels, dural venous sinuses lack valves and other vessel associated layers.

(Dural Venous Sinus, NCI Thesaurus)

An intracranial venous sinus that lies in a superior and midline location above the interhemispheric fissure along the superior border of the falx cerebri of the brain.

(Murine Superior Sagittal Sinus, NCI Thesaurus)

Congenital or acquired malformations involving arteries, veins, or venous sinuses of the brain, spinal cord, and meninges.

(Central Nervous System Vascular Malformation, NLM, Medical Subject Headings)

Small projection of the arachnoid membrane through the dura into a venous sinus.

(Arachnoid Villus, NCI Thesaurus)