# sign, sine

> English homophone group · 2 words that sound the same · /saɪn/

These English words share one pronunciation but differ in spelling and meaning.

## The words

### sign
*/saɪn/*
A visible fact that shows that something exists or may happen.

### sine
*/saɪn/*
In a right triangle, the ratio of the length of the side opposite an angle to the length of the hypotenuse.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA); groups derived from IPA pronunciation. Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/homophones/sign