A title, especially of chivalric orders, fraternal orders and fraternal organizations.

Any of various early European painters whose works are regarded as superlative. / A painting by an Old Master.

A comprehensive document that sets out an overall strategy; the strategy itself. / (architecture) A small-scale graphic outline that shows all the major elements of a project.

A quizmaster.

(printing) A metal sheet used in offset printing for carrying ink onto the rubber printing form.

A teacher in charge of a boarding house at a boarding school. / A teacher in charge of a sports house at a school.

plural of master bedroom

plural of master key

plural of master sergeant

(UK, Navy) A warrant officer or chief petty officer responsible for discipline aboard a naval ship.