sinus

Etymology
..

Noun

 * 1)  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.
 * 2)  An irregular venous or lymphatic cavity, reservoir, or dilated vessel.
 * 3)  Relating to or denoting the sinoatrial node of the heart or its function of regulating the heartbeat.
 * 4)  An abnormal cavity or passage such as a fistula, leading from a deep-seated infection and discharging pus to the surface.
 * 5)  A rounded notch or depression between two lobes or teeth in the margin of a leaf or petal.
 * 6)  A bay of the sea; a recess in the shore.
 * 1)  A rounded notch or depression between two lobes or teeth in the margin of a leaf or petal.
 * 2)  A bay of the sea; a recess in the shore.

Translations

 * Afrikaans: sinus, sinusse
 * Arabic: جَيْب اَلْأُنْف
 * Egyptian Arabic: جيوب أنفية
 * Asturian:
 * Bulgarian:
 * Catalan:
 * Chinese:
 * Mandarin:
 * Czech: ,
 * Esperanto: sinuso
 * Finnish:
 * French:
 * Galician:
 * German: ,
 * Hungarian:
 * Ido:
 * Italian:
 * Japanese:
 * Maori: pakohu
 * Plautdietsch: Hollinj
 * Polish:
 * Portuguese:
 * Romanian:
 * Russian:
 * Spanish:
 * Volapük: sinud


 * Chinese:
 * Mandarin:


 * Chinese:
 * Mandarin: 竇性


 * Finnish:
 * Russian: ,

Noun

 * 1)  sine

Etymology
.

Noun

 * 1) sine

Etymology
.

Noun

 * 1)  sine

Noun

 * 1)  sine

Etymology 1
.

Noun

 * 1)  sine

Etymology 2
.

Etymology
..

Noun

 * 1)  sine
 * 1)  sine

Etymology
, from.

Noun

 * 1)  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).
 * 2)  an abnormal cavity or passage such as a fistula, leading from a deep-seated infection and discharging pus to the surface.
 * : in a right triangle, the ratio of the length of the side opposite an angle to the length of the hypotenuse.
 * : in a right triangle, the ratio of the length of the side opposite an angle to the length of the hypotenuse.

Etymology 1
From ; akin to 🇨🇬.

The mathematical sense ‘chord of an arc, sine’ was introduced in the 12th century by as a  (ultimately a loan from ) by confusion with.

Noun

 * 1)  a bent surface; a curve, fold, hollow
 * 2)  the hanging fold of a toga over the breast; a pocket, lap
 * 3) a purse, money,
 * 4)  a garment
 * 5) the bosom, breast
 * 6) the bosom for love, protection, asylum
 * 7) the interior, inmost part of a thing
 * 8) a power, possession of someone
 * 9) a hiding place, place of concealment; a secret feeling
 * 10) a gulf, bay, bight
 * 11) the land lying on or a point of land that helps to form a gulf
 * 12) a basin, hollow, valley
 * 13)  a fjord
 * 14)  the chord of an arc; a sine
 * 1) a hiding place, place of concealment; a secret feeling
 * 2) a gulf, bay, bight
 * 3) the land lying on or a point of land that helps to form a gulf
 * 4) a basin, hollow, valley
 * 5)  a fjord
 * 6)  the chord of an arc; a sine
 * 1)  the chord of an arc; a sine

Quotations
Aeneid (Pūblius Vergilius Marō) lines 1.160–161: Latin: quibus omnis ab altō // frangitus inque sinūs scindit sēsē&#x361; unda reductōs. English: on which all the waves from the deep are broken and it splits itself into receeding ripples.

Etymology 2
From, deverbative of ‘to sift, strain’ (compare 🇨🇬, 🇨🇬, 🇨🇬).

Noun

 * 1) a large round drinking vessel with swelling sides, shaped like a bowl

Etymology
.

Noun

 * 1)  sine

Etymology
.

Noun

 * 1)  sine

Etymology
.

Noun

 * 1)  sine,

Etymology
, from.

Noun

 * 1) sine

Etymology
From

Noun

 * 1)  sine

Declension
No inflected forms. is used for the definite singular.