concurrent
Definitions
Existing, happening, or done at the same time.
Acting in conjunction or operating in agreement.
Meeting or intersecting at the same point.
Examples
The prisoner is serving three concurrent sentences for his various crimes.
The software allows for concurrent access to the database by multiple users.
The two events are concurrent, so I will have to choose which one to attend.
Synonyms
simultaneous coincident synchronous coexisting contemporaneous parallel coincidental
Antonyms
sequential successive asynchronous disjointed separate nonconcurrent disconnected