| mastectomy |
the removal of a woman's breast by surgery. |
| master |
a person with power or authority; one who rules or controls. [13 definitions] |
| master-at-arms |
in the U.S. Navy, a petty officer whose duty is to keep order and maintain discipline on board a ship or at a shore station. |
| master bedroom |
in a home with multiple bedrooms, the largest bedroom or one with a special feature such as a fireplace or attached bathroom, usually used by the head or heads of the household. |
| master builder |
a skilled building contractor or architect, often the supervisor of construction operations and crew. |
| master class |
a small class for very advanced students, esp. a class in musical performance taught by a master musician. |
| masterful |
showing expert skill or mastery; authoritative. |
| master hand |
an expert. [2 definitions] |
| master key |
a key that will open all the locks in a given set, though the keys to these locks are not alike. |
| masterly |
befitting or worthy of a master. |
| master mechanic |
a highly skilled mechanic, esp. one who supervises other mechanics. |
| mastermind |
to cleverly plan and supervise the development of. [2 definitions] |
| Master of Arts |
a graduate degree, below that of doctor, that is given by a college or university to a person who has completed a prescribed course of graduate study in the humanities or social sciences; master's degree. (abbr.: M.A.) |
| master of ceremonies |
one who hosts a formal event or entertainment, usu. making speeches or announcing guests; emcee. |
| Master of Science |
a master's degree awarded usu. in science, technology, or mathematics. (abbr.: M.S.) |
| masterpiece |
a work of art of the highest quality. [2 definitions] |
| master's degree |
a degree that you get after finishing an advanced program of study at a college or university. |
| master sergeant |
in the U.S. military, a noncommissioned officer of high rank, second only to the rank of sergeant major. |
| mastership |
the state of being a master; authority; control. [3 definitions] |
| masterstroke |
an extremely clever or skillful action or accomplishment. |
| masterwork |
an art work of the finest quality; masterpiece. |