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

Dziggetai :: Dziggetai (n.) The kiang, a wild horse or wild ass of Thibet (Asinus hemionus)..
Siniate :: Siniate (a.) Having the margin alternately curved inward and outward; having rounded lobes separated by rounded sinuses; sinuous; wavy.
Integropallial :: Integropallial (a.) Having the pallial line entire, or without a sinus, as certain bivalve shells..
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.
Koulan :: Koulan (n.) A wild horse (Equus, / Asinus, onager) inhabiting the plants of Central Asia; -- called also gour, khur, and onager..
Dauw :: Dauw (n.) The striped quagga, or Burchell's zebra, of South Africa (Asinus Burchellii); -- called also peechi, or peetsi..
Antrum :: Antrum (n.) A cavern or cavity, esp. an anatomical cavity or sinus.
Probe :: Probe (n.) An instrument for examining the depth or other circumstances of a wound, ulcer, or cavity, or the direction of a sinus, of for exploring for bullets, for stones in the bladder, etc..
Emarginated :: Emarginated (a.) Having the margin interrupted by a notch or shallow sinus.
Sinus :: Sinus (n.) A narrow, elongated cavity, in which pus is collected; an elongated abscess with only a small orifice..
Sinuses :: Sinuses (pl. ) of Sinu.
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..
Intercavernous :: Intercavernous (a.) Between the cavernous sinuses; as, the intercavernous sinuses connecting the cavernous sinuses at the base of the brain..
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..
Sinus :: Sinus (pl. ) of Sinu.
Multifid :: Multifid (a.) Having many segments; cleft into several parts by linear sinuses; as, a multifid leaf or corolla..
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..
Sinuate :: Sinuate (v. i.) To bend or curve in and out; to wind; to turn; to be sinusous.
Sinus :: Sinus (n.) A cavity; a depression.
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