Question

what is meant by timetravel

Answer 1

It means when a person travels ahead or back in time

Answer 2

Time travel means traveling in time.it actually means to go to the future or back to the past.till now no time machines are invented but,it's said that if an object travels faster than the speed of light in the space,one can go into a different time space.thus, time travel is nothing but to travel in time.