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Sinus   /sˈaɪnəs/   Listen
Sinus

noun
(pl. L. sinus, E. sinuses)
1.
An abnormal passage leading from a suppurating cavity to the body surface.  Synonym: fistula.
2.
Any of various air-filled cavities especially in the bones of the skull.
3.
A wide channel containing blood; does not have the coating of an ordinary blood vessel.  Synonym: venous sinus.



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"Sinus" Quotes from Famous Books



... same flat forest to Chikulu, S. and by W., 4 hours 25 m. Manyara called, and is going with us to-morrow. Jangiange presented a leg of Kongolo or Taghetse, having a bunch of white hair beneath the orbital sinus. Bought food and served out rations to the men for ten days, as water is scarce, and but little food can be obtained at the villages. The country is very dry and wintry-looking, but flowers shoot out. First clouds all over to-day. It is hot now. A flock of small swallows now appears: ...
— The Last Journals of David Livingstone, in Central Africa, from 1865 to His Death, Volume II (of 2), 1869-1873 • David Livingstone

... N. concavity, depression, dip; hollow, hollowness; indentation, intaglio, cavity, dent, dint, dimple, follicle, pit, sinus, alveolus^, lacuna; excavation, strip mine; trough &c (furrow) 259; honeycomb. cup, basin, crater, punch bowl; cell &c (receptacle) 191; socket. valley, vale, dale, dell, dingle, combe^, bottom, slade^, strath^, glade, grove, glen, cave, cavern, ...
— Roget's Thesaurus of English Words and Phrases: Body • Roget

... surface, and when it takes place opposite the aperture an eruption is caused. In the main, however, I am inclined to accept Bunsen's theory, especially as it seems to me to require subterranean cavities in which the water must be heated. Whether these are caverns, enlargements of tubes, or sinus channels, appears to me to be of no consequence, except as the interval or period of the geyser might be affected by the form of the ...
— Cave Regions of the Ozarks and Black Hills • Luella Agnes Owen

... Melinde, two degrees of Southerly latitude, and so vp to the Streight of Babell-Mandell at the entring of the red sea, all vpon the East coast of Africa, from whence they put off at the Cape Guarda Fu, and passed the great gulfe of Arabia and the Indian Sea East to Sinus Persicus, and the Island of Ormus, and so passing the large and great riuer Indus, where he hath his fall into the maine Ocean, in 23. degrees and an halfe, vnder the tropike of Cancer, of Septentrional latitude, they made their course againe directly towardes the South, and began ...
— The Principal Navigations, Voyages, Traffiques and Discoveries of - the English Nation. Vol. XIII. America. Part II. • Richard Hakluyt



Words linked to "Sinus" :   channel, cavum, canal, cavity, bodily cavity, passageway, duct, epithelial duct, sinus sigmoideus, passage



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