Definitions
1.AdjectiveFrom the same time period, coexistent in time; contemporaneous.
2.AdjectiveModern, of the present age (shorthand for ‘contemporary with the present’).
3.NounSomeone or something belonging to the same time period (as someone or something else)"Cervantes was a contemporary of Shakespeare.; The early mammals inherited the earth by surviving their saurian contemporaries."
4.NounSomething existing at the same time.
A rival newspaper or magazine.
5.NounA rival newspaper or magazine.