children take the roles of physician or patient or nurse and pretend they are at the physician's office; "the children explored each other's bodies by playing the game of doctor"
a licensed medical practitioner; "I felt so bad I went to see my doctor"
a person who holds Ph.D. degree (or the equivalent) from an academic institution; "she is a doctor of philosophy in physics"
engaged in as a pastime; "an amateur painter"; "gained valuable experience in amateur theatricals"; "recreational golfers"; "reading matter that is both recreational and mentally stimulating"; "unpaid extras in the documentary"
the act of granting authority to undertake certain functions
an official document issued by a government and conferring on the recipient the rank of an officer in the armed forces
a formal statement of a command or injunction to do something; "the judge's charge to the jury"
a fee for services rendered based on a percentage of an amount received or collected or agreed to be paid (as distinguished from a salary); "he works on commission"
the state of being in good working order and ready for operation; "put the ships into commission"; "the motor was out of commission"