VENOUS SINUS

Pronunciation (US): (GB):

Meaning:

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

Synonyms:

sinus; venous sinus

Classified under:

Nouns denoting body parts

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)