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

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 cavity in a bone or other part, either closed or with a narrow opening..
Dziggetai :: Dziggetai (n.) The kiang, a wild horse or wild ass of Thibet (Asinus hemionus)..
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..
Sinusoidal :: Sinusoidal (a.) Of or pertaining to a sinusoid; like a sinusoid.
Emarginated :: Emarginated (a.) Having the margin interrupted by a notch or shallow sinus.
Sinus :: Sinus (n.) A cavity; a depression.
Sinupalliate :: Sinupalliate (a.) Having a pallial sinus. See under Sinus.
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.
Recess :: Recess (n.) A sinus.
Sinus :: Sinus (n.) An opening; a hollow; a bending.
Bifid :: Bifid (a.) Cleft to the middle or slightly beyond the middle; opening with a cleft; divided by a linear sinus, with straight margins..
Dauw :: Dauw (n.) The striped quagga, or Burchell's zebra, of South Africa (Asinus Burchellii); -- called also peechi, or peetsi..
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..
Intercavernous :: Intercavernous (a.) Between the cavernous sinuses; as, the intercavernous sinuses connecting the cavernous sinuses at the base of the brain..
Antrum :: Antrum (n.) A cavern or cavity, esp. an anatomical cavity or 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..
Araguato :: Araguato (n.) A South American monkey, the ursine howler (Mycetes ursinus). See Howler, n., 2..
Sinus :: Sinus (n.) A narrow, elongated cavity, in which pus is collected; an elongated abscess with only a small orifice..
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