| Subject | English | Korean |
| math. | EM algorithm | 예측치 최대화 알고리즘 |
| comp., MS | em dash | em 대시 (The - character, based on the width of an uppercase M and used primarily to set off sentence elements) |
| comp., MS | em space | em 공백 (A typographical unit of measure that is equal in width to the point size of a particular font. For many fonts, this is equal to the width of a capital M, from which the em space takes its name) |
| math. | Monte Carlo EM algorithm | 몬테칼로 EM 알고리즘 |