What is the meaning of Contraction?

Senses relating to becoming involved with or entering into, especially entering into a contract.

  1. An act of incurring debt; also , an act of acquiring something (generally negative).

    An act of incurring debt; also , an act of acquiring something (generally negative).

    An act of entering into a contract or agreement; specifically, a contract of marriage; a contracting; also , a betrothal.

    The process of contracting or becoming infected with a disease.

    Senses relating to pulling together or shortening.

    1. A (sometimes reversible) contracting or reduction in length, scope, size, or volume; a narrowing, a shortening, a shrinking.

      A (sometimes reversible) contracting or reduction in length, scope, size, or volume; a narrowing, a shortening, a shrinking.

      An abridgement or shortening of writing, etc.; an abstract, a summary; also , brevity, conciseness.

      A stage of wound healing during which the wound edges are gradually pulled together.

      A shortening of a muscle during its use; specifically, a strong and often painful shortening of the uterine muscles prior to or during childbirth.

      A period of economic decline or negative growth.

      A process whereby one or more sounds of a free morpheme (a word) are reduced or lost, such that it becomes a bound morpheme (a clitic) that attaches phonologically to an adjacent word.

      Synonym of syncope (the elision or loss of a sound from the interior of a word, especially of a vowel sound with loss of a syllable)

      The preimage of the given ideal under the given homomorphism.

      In the English language: a shortened form of a word, often with omitted letters replaced by an apostrophe or a diacritical mark.

      A shorthand symbol indicating an omission for the purpose of brevity.

      An act of collecting or gathering.

      contraction

      Source: wiktionary.org