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Definitions and Synonyms of sinus | Another word for sinus | What is sinus?

Definition 1: a wide channel containing blood; does not have the coating of an ordinary blood vessel - [noun denoting body]

Synonyms for sinus in the sense of this definition

(sinus is a kind of ...) a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance

"the tear duct was obstructed" "the alimentary canal" "poison is released through a channel in the snake's fangs"

(... is a kind of sinus ) either of a pair of large venous sinuses in the cranial cavity

(... is a kind of sinus ) a short sinus receiving most of the veins of the heart; empties into the right atrium

(... is a kind of sinus ) an S-shaped dural sinus on the temporal and occipital bones

(... is a kind of sinus ) an unpaired sinus of the dura mater

(... is a kind of sinus ) a paired dural sinus; terminates in the sigmoid sinus

Definition 2: any of various air-filled cavities especially in the bones of the skull - [noun denoting body]

(sinus is a kind of ...) (anatomy) a natural hollow or sinus within the body

(... is a kind of sinus ) a sinus of the meatuses of the nasal cavity (behind the bridge of the nose)

(... is a kind of sinus ) one of a pair of cavities in the frontal bone

(... is a kind of sinus ) one of a pair of sinuses forming a cavity in the maxilla

(... is a kind of sinus ) 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

Definition 3: an abnormal passage leading from a suppurating cavity to the body surface - [noun denoting body]

Synonyms for sinus in the sense of this definition

(sinus is a kind of ...) a path or channel or duct through or along which something may pass

"the nasal passages"

More words

Another word for sinuousness

Another word for sinuously

Another word for sinuous

Another word for sinuosity

Another word for sinuate

Another word for sinus cavernosus

Another word for sinus coronarius

Another word for sinus ethmoidales

Another word for sinus headache

Another word for sinus paranasales


Other word for sinus paranasales

sinus paranasales meaning and synonyms

How to pronounce sinus paranasales