concurrent

1. (geometry) Meeting in one point.

2. (computing, of code) Designed to run independently, rather than sequentially, using various mechanisms, such as threads, event loops or time-slicing.Examples: "Informally, a concurrent program is one that does more than one thing at a time. […] However, this simultaneity is sometimes an illusion."; "Different concurrent designs enable different ways to parallelize."; "More precisely, a concurrent algorithm (or concurrent program) is the description of a set of sequential state machines that cooperate through a communication medium, e. g., a shared memory."Antonyms: sequential