A piece of work that has been given much critical praise, especially one that is considered the greatest work of a person's career. / A work of outstanding creativity, skill or workmanship.

Someone who acts as a host at a formal event. / Someone who conducts a programme of varied entertainment, for example by introducing performers to the audience. / (rap music) A rapper.

plural of master

A master's degree.

Third-person singular simple present indicative form of master

A degree that usually requires 2-3 years beyond a Bachelor of Science and emphasizes science and scientific applications. The degree is less advanced than a Doctorate degree.

A master's degree. / A person holding a master's degree, as a title.

A surname originating as an occupation

Prepended to a boy's name or surname as a (now somewhat formal) form of address. / A religious teacher, often as an honorific title. / The title of the head of certain colleges and schools.

(Wicca) One of the triune gods of the Horned God in Wicca alongside the Father and Sage and representing a boy or a young man / (banking) MasterCard