Dictionary > English Dictionary > Definition, synonym and antonym of combination
Meaning of combination by Wiktionary Dictionary



    • IPA: /kɒmbɪˈneɪʃən/
    • Rhymes: -eɪʃən


    combination ( plural: combinations )

    1. The act of combining, the state of being combined or the result of combining .
    2. A sequence of numbers or letters used to open a combination lock .
    3. ( mathematics ) One or more elements selected from a set without regard to the order of selection .
    4. An association or alliance of people for some common purpose .
    5. ( billiards ) A combination shot; a billiard; a shot where the cue ball hits a ball that strikes another ball on the table .

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Explanation of combination by Wordnet Dictionary


    1. the act of combining things to form a new whole

    2. the act of arranging elements into specified groups without regard to order

    3. a collection of things that have been combined

    4. an alliance of people or corporations or countries for a special purpose ( formerly to achieve some antisocial end but now for general political or economic purposes )

    5. a group of people ( often temporary ) having a common purpose

    6. they were a winning combination
    7. a sequence of numbers or letters that opens a combination lock

    8. he forgot the combination to the safe
    9. a coordinated sequence of chess moves

    Definition of combination by GCIDE Dictionary


    1. Combination n. [LL. combinatio. See Combine.]
      1. The act or process of combining or uniting persons and things.

      Making new compounds by new combinations. Boyle.

      A solemn combination shall be made

      Of our dear souls. Shak.

      2. The result of combining or uniting; union of persons or things; esp. a union or alliance of persons or states to effect some purpose; -- usually in a bad sense.

      A combination of the most powerful men in Rome who had conspired my ruin. Melmoth.

      3. ( Chem. ) The act or process of uniting by chemical affinity, by which substances unite with each other in definite proportions by weight to form distinct compounds.

      4. pl. ( Math. ) The different arrangements of a number of objects, as letters, into groups.

      ☞ In combinations no regard is paid to the order in which the objects are arranged in each group, while in variations and permutations this order is respected. Brande & C.

      Combination car, a railroad car containing two or more compartments used for different purposes. [U. S.] -- Combination lock, a lock in which the mechanism is controlled by means of a movable dial ( sometimes by several dials or rings ) inscribed with letters or other characters. The bolt of the lock can not be operated until after the dial has been so turned as to combine the characters in a certain order or succession. -- Combination room, in the University of Cambridge, Eng., a room into which the fellows withdraw after dinner, for wine, dessert, and conversation. -- Combination by volume ( Chem. ), the act, process, or ratio by which gaseous elements and compounds unite in definite proportions by volume to form distinct compounds. -- Combination by weight ( Chem. ), the act, process, or ratio, in which substances unite in proportions by weight, relatively fixed and exact, to form distinct compounds. See Law of definite proportions, under Definite.

      Syn. -- Cabal; alliance; association; league; union; confederacy; coalition; conspiracy. See Cabal.