noun

 

in charge In the past, a servant's master was the man that they worked for.

 

teacher a male teacher

the Latin master

 

skill someone who does something very well

He was a master of disguise.

 

for copying a document or recording from which copies can be made

 

adjective

 

having the skills for a particular job

a master chef/craftsman

 

verb

 

to learn how to do something well

to master a technique