ms

1 of 3

abbreviation (1)

millisecond

Ms.

2 of 3

noun

ˈmiz 

variants US Ms. or British Ms

plural Mss. or Mses. ˈmi-zəz 

—used as a conventional title of courtesy before a woman's surname

My history teacher is Ms. Judson

—used instead of Miss or Mrs. (as when the marital status of a woman is unknown or irrelevant)

Ms. Mary Smith

"I think you do want to dispute the fact that you had a difficult childhood," Ms. Johnston told Mrs. Gore, who was silent for several beats, then agreed.

—Katha Pollitt

But it wasn't until the 1970s that Ms. took its place in the emerging women's liberation movement. It was a heady time for women, and the new prefix represented an important new way for them to define themselves as individuals, rather than in terms of their relationship to men.

—Carol Toller

MS

3 of 3

abbreviation (2)

1

[Italian mano sinistra] left hand

2

manuscript

3

master of science

4

military science

5

Mississippi

6

motor ship

7

multiple sclerosis

Examples of ms in a Sentence

Recent Examples on the Web

Noun

But it’s cleared out, and Ms. Casey (aka his not-actually-dead wife Gemma) is nowhere to be found. —Dave Nemetz, TVLine, 17 Jan. 2025

Related Articles In the 1970s, Ms. Howard acknowledged her alcoholism and went into recovery. —Jacques Kelly, Baltimore Sun, 17 Jan. 2025

Beginning in 1956, Ms. Plowright worked with the English Stage Company at the Royal Court Theater in London. —Anita Gates, New York Times, 17 Jan. 2025

Mark realized that his workplace wellness counselor, Ms. Casey (Dichen Lachman), is actually his outie’s dead wife, Gemma. —Sophie Gilbert, The Atlantic, 17 Jan. 2025

Word History

Etymology

Noun

probably blend of Miss and Mrs.

First Known Use

Noun

1901, in the meaning defined above

Kids Definition

Ms.

noun

(ˌ)miz 

plural Mss. or Mses. ˈmiz-əz 

—used instead of Miss or Mrs. (as when it is unknown or unimportant whether the woman addressed is married or single)

Etymology

Noun

probably a combination of Miss and Mrs.

Medical Definition

ms

1 of 2 abbreviation

millisecond

MS

2 of 2 abbreviation

1

mass spectrometry

2

master of science

3

multiple sclerosis