# two-sided ideal

## EnglishEdit

### NounEdit

**two-sided ideal** (*plural* **two-sided ideals**)

- (algebra) A subring which is both a left ideal and a right ideal. Commonly referred to simply as an ideal, but referred to as
**two-sided ideal**for emphasis.

**two-sided ideal** (*plural* **two-sided ideals**)

- (algebra) A subring which is both a left ideal and a right ideal. Commonly referred to simply as an ideal, but referred to as
**two-sided ideal**for emphasis.