sigmoid sinus
n.
The S-shaped dural sinus lying on the mastoid process of the temporal bone and the jugular process of the occipital bone.
Words nearby sigmoid sinus
sigmatism,
sigmoid,
sigmoid artery,
sigmoid colon,
sigmoid flexure,
sigmoid sinus,
sigmoid vein,
sigmoidectomy,
sigmoiditis,
sigmoido-,
sigmoidopexy