sinus
pronunciation
How to pronounce sinus in British English:
UK [ˈsaɪnəs]
How to pronounce sinus in American English:
US [ˈsaɪnəs]
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- Noun:
- an abnormal passage leading from a suppurating cavity to the body surface
- any of various air-filled cavities especially in the bones of the skull
- a wide channel containing blood; does not have the coating of an ordinary blood vessel
Word Origin
- sinus
- sinus: see sine
- sinus (n.)
- "hollow curve or cavity in the body," early 15c., from Medieval Latin sinus, from Latin sinus "bend, fold, curve, a bent surface; a bay, bight, gulf; a fold in land;" also "fold of the toga about the breast," hence "bosom," and figuratively "love, affection, intimacy; interior, inmost part;" of unknown origin.
Example
- 1. Often mistake them for sinus headaches .
- 2. Those complaints include chronic sinus congestion , constipation , and even symptoms resembling asthma .
- 3. Applied value of low dose ct scanning in paranasal sinus examination .
- 4. Allergy sypmtoms including asthma , hives , sinus congestion .
- 5. Cerebral venous sinus thrombosis risk factors .