noun
- An artist of consummate skill.
- usage: "a master of the violin"; "one of the old masters"
- synonyms: maestro
- A person who has general authority over others.
- A combatant who is able to defeat rivals.
- Directs the work of others.
- Presiding officer of a school.
- synonyms: headmaster, schoolmaster
- An original creation (i. E., an audio recording) from which copies can be made.
- synonyms: master copy, original
- An officer who is licensed to command a merchant ship.
- synonyms: captain, sea captain, skipper
- Someone who holds a master's degree from academic institution.
- An authority qualified to teach apprentices.
- synonyms: professional
- Key that secures entrance everywhere.
- synonyms: passkey, passe-partout, master key
verb
- Be or become completely proficient or skilled in.
- usage: "She mastered Japanese in less than two years"
- synonyms: get the hang
- Get on top of; deal with successfully.
- usage: "He overcame his shyness"
- Have dominance or the power to defeat over.
- usage: "Her pain completely mastered her"; "The methods can master the problems"
- synonyms: dominate
- Have a firm understanding or knowledge of; be on top of.
- usage: "Do you control these data"
- synonyms: control