sinus

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. an abnormal passage leading from a suppurating cavity to the body surface
• Syn:
fistula
• Derivationally related forms:
fistular (for: fistula), fistulous (for: fistula)
• Hypernyms:
passage, passageway
2. any of various air-filled cavities especially in the bones of the skull
• Hypernyms:
cavity, bodily cavity, cavum
• Hyponyms:
ethmoid sinus, ethmoidal sinus, sinus ethmoidales, frontal sinus, maxillary sinus,
paranasal sinus, sinus paranasales, nasal sinus
3. a wide channel containing blood;
does not have the coating of an ordinary blood vessel
• Syn:
venous sinus
• Hypernyms:
duct, epithelial duct, canal, channel
• Hyponyms:
cavernous sinus, sinus cavernosus, coronary sinus, sinus coronarius, sigmoid sinus,
sinus sigmoideus, straight sinus, tentorial sinus, sinus rectus, transverse sinus, sinus transversus

• Từ đồng nghĩa / Synonyms:
  venous sinus, fistula