time-sharing system
nounA time-sharing system is a computer setup that lets many people use the same computer at the same time.
The school's time-sharing system lets every student log in to the same big computer during class.
OTHER MEANINGS
2. A computing arrangement in which a central processor rapidly switches between users so each feels they have the machine to themselves.
Engineers relied on a time-sharing system to run programs from remote terminals.
3. A property arrangement in which several people share ownership of a vacation home and take turns using it.
They bought a time-sharing system for a beach condo and stay there two weeks a year.
4. Any schedule or setup that divides a resource among users in turns.
The carpool's time-sharing system lets each family use the van on different days.