- Happening at the same time; simultaneous.
- Belonging to the same period; contemporary.
- Running alongside one another on parallel courses; moving together in space.
- (computing) Involving more than one thread of computation.
Coordinate terms 
Derived terms 
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concurrent (plural concurrents)
- One who, or that which, concurs; a joint or contributory cause.
- Dr. H. More
- To all affairs of importance there are three necessary concurrents […] time, industry, and faculties.
- Dr. H. More
- One pursuing the same course, or seeking the same objects; hence, a rival; an opponent.
- Menander […] had no concurrent in his time that came near unto him.
- One of the supernumerary days of the year over fifty-two complete weeks; so called because they concur with the solar cycle, the course of which they follow.
Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
- competitor (person against whom one is competing)
Related terms 
- third-person plural future active indicative of concurrō