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/ˈsaɪ.nəs/
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rhymes with -aɪnəs
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CMU ARPABET:
S AY1 N AH0 S
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A pouch or cavity in a bone or other tissue, especially one in the bones of the face or skull connecting with the nasal cavities (the paranasal sinus).
Definition source: English Wiktionary via Wiktextract
Topics: anatomy, biology, medicine, natural-sciences, sciences, zoology, zootomy
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
An irregular venous or lymphatic cavity, reservoir, or dilated vessel.
Definition source: English Wiktionary via Wiktextract
Topics: anatomy, medicine, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
An irregular venous or lymphatic cavity, reservoir, or dilated vessel.
Relating to or denoting the sinoatrial node of the heart or its function of regulating the heartbeat.
Definition source: English Wiktionary via Wiktextract
Usage: attributive
Topics: anatomy, medicine, physiology, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
An abnormal cavity or passage such as a fistula, leading from a deep-seated infection and discharging pus to the surface.
Definition source: English Wiktionary via Wiktextract
Topics: medicine, pathology, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
A rounded notch or depression between two lobes or teeth in the margin of a leaf or petal.
Definition source: English Wiktionary via Wiktextract
Topics: biology, botany, natural-sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
A bay of the sea; a recess in the shore.
Definition source: English Wiktionary via Wiktextract
Topics: geography, natural-sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Synonym of sine.
Definition source: English Wiktionary via Wiktextract
Topics: mathematics, sciences, trigonometry
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: sine
Antonyms: none provided
a wide channel containing blood; does not have the coating of an ordinary blood vessel
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: venous sinus
Antonyms: none provided
Broader terms: duct, epithelial duct, canal, channel
Narrower terms: cavernous sinus, sinus cavernosus, coronary sinus, sinus coronarius, sigmoid sinus, sinus sigmoideus, straight sinus, tentorial sinus, sinus rectus, transverse sinus, sinus transversus
any of various air-filled cavities especially in the bones of the skull
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: cavity, bodily cavity, cavum
Narrower terms: ethmoid sinus, ethmoidal sinus, sinus ethmoidales, frontal sinus, maxillary sinus, paranasal sinus, sinus paranasales, nasal sinus
an abnormal passage leading from a suppurating cavity to the body surface
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: fistula
Antonyms: none provided
Broader terms: passage, passageway
Learned borrowing from Latin sinus (“a bent surface, curve, hollow”). Doublet of sine.
Across languages
Translations
43 source translations are retained for this English entry.
Afrikaans :
sinus
— pouch or cavity in a bone or other tissue
Afrikaans :
sinusse
— pouch or cavity in a bone or other tissue
Arabic :
جَيْب اَلْأُنْف
(jayb al-ʔunf)
— pouch or cavity in a bone or other tissue
Arabic :
جيوب أنفية
(geyuub ʔanfeya)
— pouch or cavity in a bone or other tissue
Asturian :
senu
— pouch or cavity in a bone or other tissue
Bulgarian :
синус
(sinus)
— pouch or cavity in a bone or other tissue
Catalan :
si
— pouch or cavity in a bone or other tissue
Chinese Mandarin :
竇 /窦
(dòu)
— pouch or cavity in a bone or other tissue
Czech :
sinus
— pouch or cavity in a bone or other tissue
Czech :
dutina
— pouch or cavity in a bone or other tissue
Esperanto :
sinuso
— pouch or cavity in a bone or other tissue
Finnish :
ontelo
— pouch or cavity in a bone or other tissue
French :
sinus
— pouch or cavity in a bone or other tissue
Galician :
seo
— pouch or cavity in a bone or other tissue
German :
Sinus
— pouch or cavity in a bone or other tissue
German :
(paranasal) Nasennebenhöhle
— pouch or cavity in a bone or other tissue
Hungarian :
üreg
— pouch or cavity in a bone or other tissue
Ido :
sinuso
— pouch or cavity in a bone or other tissue
Italian :
seno
— pouch or cavity in a bone or other tissue
Japanese :
副鼻腔
(fukubikō)
— pouch or cavity in a bone or other tissue
Māori :
pakohu
— pouch or cavity in a bone or other tissue
Persian :
کاوک
(kāvak)
— pouch or cavity in a bone or other tissue
Plautdietsch :
Hollinj
— pouch or cavity in a bone or other tissue
Polish :
zatoka
— pouch or cavity in a bone or other tissue
Portuguese :
seio
— pouch or cavity in a bone or other tissue
Romanian :
sinus
— pouch or cavity in a bone or other tissue
Russian :
па́зуха
(pázuxa)
— pouch or cavity in a bone or other tissue
Spanish :
seno
— pouch or cavity in a bone or other tissue
Spanish :
cavidad sinusal
— pouch or cavity in a bone or other tissue
Spanish :
seno facial
— pouch or cavity in a bone or other tissue
Spanish :
seno craneal
— pouch or cavity in a bone or other tissue
Spanish :
seno craneano
— pouch or cavity in a bone or other tissue
Spanish :
seno craniano
— pouch or cavity in a bone or other tissue
Spanish :
seno cefálico
— pouch or cavity in a bone or other tissue
Spanish :
alvéolo sinusal
— pouch or cavity in a bone or other tissue
Spanish :
alveolo sinusal
— pouch or cavity in a bone or other tissue
Turkish :
sinüs
— pouch or cavity in a bone or other tissue
Volapük :
sinud
— pouch or cavity in a bone or other tissue
Chinese Mandarin :
竇 /窦
(dòu)
— venous or lymphatic cavity
Chinese Mandarin :
竇性 /窦性
(dòuxìng)
— relating to the sinoatrial node
Finnish :
avanne
— abnormal cavity or passage
Russian :
свищ
(svišč)
— abnormal cavity or passage
Russian :
фи́стула
(fístula)
— abnormal cavity or passage