Sinus
Pronunciation: /ˈsaɪnəs/
Sinus (noun)
- A hollow space in the body, especially in the face, that helps with breathing and sound.
- A function in mathematics that describes the relationship between angles and sides in a triangle.
Examples
- A sinus can become inflamed due to an infection.
- The sine function is related to the sinus function in trigonometry.
Common collocations: sinus infection, sinus pressure, sinus wave, sinusoidal function