Sinus (Noun)

Meaning ¹

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

Classification

Nouns denoting body parts.

Synonyms

• Venous Sinus

Hypernyms

• Canal
• Duct
• Channel

Hyponyms

• Sinus Rectus
• Straight Sinus
• Sigmoid Sinus
• Transverse Sinus
• Cavernous Sinus
• Coronary Sinus

Meaning ²

Any of various air-filled cavities especially in the bones of the skull.

Classification

Nouns denoting body parts.

Hypernyms

• Cavum
• Bodily Cavity

Hyponyms

• Ethmoidal Sinus
• Sinus Paranasales
• Sinus Ethmoidales
• Nasal Sinus

Meaning ³

An abnormal passage leading from a suppurating cavity to the body surface.

Classification

Nouns denoting body parts.

Synonyms

• Fistula

Hypernyms

• Passage