concurrent
adjective
uk/kənˈkʌrənt/ ushappening or existing at the same time as something else:
Delivery of the goods and payment of the price are concurrent conditions, and must therefore occur at the same time.
concurrent with sth Competitions for consumer goods are usually promoted on the pack concurrent with in-store promotion.
IT
relating to a computer system that can be used by several people at the same time:
The best online systems can handle thousands of concurrent users.
Concurrent licences allow more than one person at a company to share a single piece of software over a computer network.
concurrently
adverb uk/kənˈkʌrəntli/ us/-ˈkɝː-/
The French regulator, the CMF, said yesterday that all the bids should run concurrently.