Sine Definition & Meaning

sine
noun
  1. ratio of the length of the side opposite the given angle to the length of the hypotenuse of a right-angled triangle

"Sine" in song lyrics

See how sine is used in real songs:

  • "law of sine"
    AOL — AOL
  • "how to find a sine"
    AOL — AOL

Usage tips for "sine"

Understanding the precise definition of a word helps you use it with confidence. When using "sine" in your writing, consider whether you need the word itself or one of its synonyms — subtle differences in meaning can change the tone of a sentence. If you're writing poetry or song lyrics, check the rhymes for sine to find words that pair well.

Look up another word