How to Pronounce "sine"

word

ˈsaɪn

SYN

sˈaɪn

SYN

Definition

In mathematics, sine is a trigonometric function that describes the ratio of the length of the side opposite an angle to the hypotenuse in a right triangle. It is also used to define the shape of waves.

IPA Transcription

American English

ˈsaɪn

British English

sˈaɪn

Simplified Pronunciation

SYN

Listen in Context

The sine of 30 degrees is 0.5.

We learned about sine and cosine in class today.

The graph of the sine function is a wave.

If you remember your sine tables, this problem is easy to solve.