Antonyms of sinus from BoostVocab

sinus

/'saɪnəs/

noun
a wide channel containing blood; does not have the coating of an ordinary blood vessel
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venous sinus

type of:
canal channel duct epithelial duct
noun
an abnormal passage leading from a suppurating cavity to the body surface
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fistula

type of:
passageway passage
noun
any of various air-filled cavities especially in the bones of the skull
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type of:
bodily cavity cavity cavum

Antonyms of sinus

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