Title used before an adult woman's name or surname, especially when it is not desired or possible to indicate her marital status with Miss or Mrs.

(chemistry) Abbreviation of mesyl.

plural of M

US and Canada standard form of Ms.

Abbreviation of manuscript.

Initialism of Mato Grosso do Sul, a state of Brazil. / Initialism of Microsoft: an American multinational technology company founded in 1975.

Abbreviation of manuscript. / (numismatics) Initialism of mint state, a grading term. / (nautical) M/S: Initialism of motor ship. / (pharmacology) Initialism of morphine sulfate.

plural of m

Abbreviation of manuscript.

plural of m. (“month”)