Definition of sinus

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Sinus (n.) A cavity in a bone or other part, either closed or with a narrow opening..

Lern More About Sinus

Sinus :: Sinus (n.) A dilated vessel or canal.
Sinusoid :: Sinusoid (n.) The curve whose ordinates are proportional to the sines of the abscissas, the equation of the curve being y = a sin x. It is also called the curve of sines..
Siniate :: Siniate (a.) Having the margin alternately curved inward and outward; having rounded lobes separated by rounded sinuses; sinuous; wavy.
Sinus :: Sinus (n.) A bay of the sea; a recess in the shore.
Sinusoidal :: Sinusoidal (a.) Of or pertaining to a sinusoid; like a sinusoid.
Ass :: Ass (n.) A quadruped of the genus Equus (E. asinus), smaller than the horse, and having a peculiarly harsh bray and long ears. The tame or domestic ass is patient, slow, and sure-footed, and has become the type of obstinacy and stupidity. There are several species of wild asses which are swift-footed..
Sinuate :: Sinuate (v. i.) To bend or curve in and out; to wind; to turn; to be sinusous.
Antrum :: Antrum (n.) A cavern or cavity, esp. an anatomical cavity or sinus.
Sinus :: Sinus (n.) A narrow, elongated cavity, in which pus is collected; an elongated abscess with only a small orifice..
Koulan :: Koulan (n.) A wild horse (Equus, / Asinus, onager) inhabiting the plants of Central Asia; -- called also gour, khur, and onager..
Emarginated :: Emarginated (a.) Having the margin interrupted by a notch or shallow sinus.
Wombat :: Wombat (n.) Any one of three species of Australian burrowing marsupials of the genus Phascolomys, especially the common species (P. ursinus). They are nocturnal in their habits, and feed mostly on roots..
Sinus :: Sinus (n.) A depression between adjoining lobes.
Recess :: Recess (n.) A sinus.
Emargination :: Emargination (n.) The act of notching or indenting the margin, or the state of being so notched; also, a notch or shallow sinus in a margin..
Sinuses :: Sinuses (pl. ) of Sinu.
Dauw :: Dauw (n.) The striped quagga, or Burchell's zebra, of South Africa (Asinus Burchellii); -- called also peechi, or peetsi..
Bifid :: Bifid (a.) Cleft to the middle or slightly beyond the middle; opening with a cleft; divided by a linear sinus, with straight margins..
Intercavernous :: Intercavernous (a.) Between the cavernous sinuses; as, the intercavernous sinuses connecting the cavernous sinuses at the base of the brain..
Tearpit :: Tearpit (n.) A cavity or pouch beneath the lower eyelid of most deer and antelope; the lachrymal sinus; larmier. It is capable of being opened at pleasure and secretes a waxy substance.
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