Associations to the word «Sinus»

Wiktionary

SINUS, noun. (anatomy) A pouch or cavity in any organ or tissue, especially the paranasal sinus.
SINUS, noun. (botany) A notch or depression between two lobes or teeth in the margin of an organ.
SINUS, noun. (pathology) An abnormal cavity or passage such as a fistula, caused by the destruction of tissue.
SINUS, noun. A bay of the sea; a recess in the shore.

Dictionary definition

SINUS, noun. An abnormal passage leading from a suppurating cavity to the body surface.
SINUS, noun. Any of various air-filled cavities especially in the bones of the skull.
SINUS, noun. A wide channel containing blood; does not have the coating of an ordinary blood vessel.

Wise words

Words are always getting conventionalized to some secondary meaning. It is one of the works of poetry to take the truants in custody and bring them back to their right senses.
William Butler Yeats