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Concurrent vs Parallelism - What's the difference?

concurrent | parallelism |

In computing|lang=en terms the difference between concurrent and parallelism

is that concurrent is (computing) involving more than one thread of computation while parallelism is (computing) the use of parallel methods in hardware or software.

As nouns the difference between concurrent and parallelism

is that concurrent is one who, or that which, concurs; a joint or contributory cause while parallelism is the state or condition of being parallel; agreement in direction, tendency, or character.

As an adjective concurrent

is happening at the same time; simultaneous.

concurrent

English

of building models [http://en.wikiversity.org/wiki/Concurrent_testings].

Adjective

(en adjective)
  • Happening at the same time; simultaneous.
  • * Tyndall
    • changes concurrent with the visual changes in the eye
    (Francis Bacon)
  • Belonging to the same period; contemporary.
  • Acting in conjunction; agreeing in the same act or opinion; contibuting to the same event of effect.
  • * Sir J. Davies
    • I join with these laws the personal presence of the king's son, as a concurrent cause of this reformation.
  • * Bishop Warburton
    • the concurrent testimony of antiquity
  • Joint and equal in authority; taking cognizance of similar questions; operating on the same objects.
    • the concurrent jurisdiction of courts
  • (geometry) Meeting in one point.
  • Running alongside one another on parallel courses; moving together in space.
  • (computing) Involving more than one thread of computation.

    • Coordinate terms

    * leading, lagging

    Derived terms

    * concurrent indicator * concurrently

    Noun

    (en noun)
  • 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.
  • One pursuing the same course, or seeking the same objects; hence, a rival; an opponent.
  • * Holland
    • 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.
    • (Webster 1913) ----

    parallelism

    English

    (wikipedia parallelism)

    Noun

    (en noun)
  • The state or condition of being parallel; agreement in direction, tendency, or character.
  • The state of being in agreement or similarity; resemblance, correspondence, analogy.
  • *1946 , (Bertrand Russell), History of Western Philosophy , I.29:
  • *:Plutarch (c.'' AD 46-120), in his ''Lives of the Noble Grecians and Romans , traced a parallelism between the most eminent men of the two countries.
  • A parallel position; the relation of parallels.
  • (rhetoric, grammar) The juxtaposition of two or more identical or equivalent syntactic constructions, especially those expressing the same sentiment with slight modifications, introduced for rhetorical effect.
  • (philosophy) The doctrine that matter and mind do not causally interact but that physiological events in the brain or body nonetheless occur simultaneously with matching events in the mind.
  • (legal) In antitrust law, the practice of competitors of raising prices by roughly the same amount at roughly the same time, without engaging in a formal agreement to do so.
  • (biology) Similarity of features between two species resulting from their having taken similar evolutionary paths following their initial divergence from a common ancestor.
  • (computing) The use of parallel methods in hardware or software.

    • Related terms

    * analogy * homology

    References

    * * * Dictionary of Philosophy'', (ed.), Philosophical Library, 1962. ''See: "Parallelism" by J. J. Rolbiecki, p. 225.