sinus
A blood-filled space on the venous side of the circulatory system [Warner, 1977].
Any space or cavity in body tissues; also, refers to broad concavity in margin of shell [Butler, T.H.].
(Order Notostraca):
Posterior emargination of carapace; bears series of small denticles. (Syn. notch) [Stachowitsch, 1992].
(Order Decapoda):
In circulatory system, one of several spaces in which deoxygenated blood collects before entering gill and returning to pericardium and heart. According to position one may distinguish branchial, dorsal, infrabranchial, and sternal sinuses [Stachowitsch, 1992].
(Order Stomatopoda):
In circulatory system, more clearly delimited space in which blood collects. Blood coming from gills passes through segmentally arranged, dorsally directed sinuses before entering large pericardial cavity surrounding heart. (See also lacuna) [Stachowitsch, 1992].
(Subclass Branchiura):
Term referring to either cleft between posterior lobes of abdomen or to blood sinus such as that surrounding compound eyes [Stachowitsch, 1992].
(Subclass Cirripedia):
In circulatory system, one of several blood-filled spaces. According to cirriped group and position one may distinguish epineural, mantle, prosomal, rostral, and thoracic sinuses. (See also rostral sinus) [Stachowitsch, 1992].
(Class Ostracoda):
In circulatory system, space in which blood collects. Typically refers to system of ventral sinuses (supraneural sinus, sternal sinus) [Stachowitsch, 1992].

Crustacea glossary. . 2011.

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  • sinus — 1. (si nus ) s. m. 1°   En géométrie, le sinus d un arc ou d un angle est la perpendiculaire abaissée d une extrémité de l arc sur le diamètre qui passe par l autre extrémité. •   Il est indubitable, et en cela Descartes mérite un coup d… …   Dictionnaire de la Langue Française d'Émile Littré

  • Sinus — may refer to:In anatomy, where a sinus is a sac or cavity in any organ or tissue: *Sinus (anatomy), description of the general term *Anal sinuses, the furrows which separate the columns in the rectum *Paranasal sinuses, air cavities in the… …   Wikipedia

  • SINUS — Veteribus quod inter brachia ad summum pectus intercipitur, dictum est i vide supra Gremium, unde et recessus littorum, in quos se mare insinuat, Sinus; et Sinum vestium vocavêre, quodcumque partem illam corporis regeret, Tunicae, Togae,… …   Hofmann J. Lexicon universale

  • Sinus — Sm (eine trigonometrische Funktion) per. Wortschatz fach. (19. Jh.) Entlehnung. Entlehnt aus l. sinus Krümmung ; dieses übersetzt arab. ǧaib, das aber in der mathematischen Bedeutung auf ein anderes Wort zurückgeht (ai. jīvā Bogensehne ).… …   Etymologisches Wörterbuch der deutschen sprache

  • Sinus — Si nus, n.; pl. L. {Sinus}, E. {Sinuses}. [L., a bent surface, a curve, the folds or bosom of a garment, etc., a bay. Cf. {Sine}, n.] 1. An opening; a hollow; a bending. [1913 Webster] 2. A bay of the sea; a recess in the shore. [1913 Webster] 3 …   The Collaborative International Dictionary of English

  • Sinus — Si nus, n.; pl. L. {Sinus}, E. {Sinuses}. [L., a bent surface, a curve, the folds or bosom of a garment, etc., a bay. Cf. {Sine}, n.] 1. An opening; a hollow; a bending. [1913 Webster] 2. A bay of the sea; a recess in the shore. [1913 Webster] 3 …   The Collaborative International Dictionary of English

  • sinus — 1590s, abscess, sore, from M.L. sinus, from L. sinus bend, fold, curve. Meaning hollow curve or cavity in the body is attested from 1670s. Sinusitis inflammation of a sinus is recorded from 1896 …   Etymology dictionary

  • Sinus — eines Winkels φ ist in einem rechtwinkligen Dreieck, das den Winkel φ besitzt, das Verhältnis der gegenüberliegenden Kathete zur Hypotenuse. Die Sinusfunktion ist die Umkehrung des Integrals Dieselbe hat die Periode 2π, und… …   Lexikon der gesamten Technik

  • sinus — sínus m DEFINICIJA 1. anat. a. polukružna koštana šupljina prevučena sluznicom [paranazalni sinusi; upala sinusa] b. izbočenja ili proširenja šupljih organa c. (mn) vezivni kanali smješteni između dva lista tvrde moždine 2. mat. trigonometrijska… …   Hrvatski jezični portal

  • sinus — m. anat. Seno. Medical Dictionary. 2011 …   Diccionario médico

  • sinus — has the plural form sinuses. In Latin the plural is sinus, not sini …   Modern English usage

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