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From Latin expōnēns, present participle of expōnō (to expose; to exhibit, display, set out; to explain), from ex- (out, away) + pōnō (to lay, place, put).



exponent (plural exponents)

  1. One who expounds, represents or advocates.
  2. (mathematics) The power to which a number, symbol or expression is to be raised, for example, the   in  .
    1. (mathematics) The result of a logarithm, between a base and an antilogarithm, for example, the   in  .
    2. (mathematics, obsolete) The degree to which the root of a radicand is found, for example, the   in  .
      • 1711, [Jacques Ozanam]; Daniel Hilman, transl., “Abridgement of Algebra. Chapter I. Of Monomes.”, in M. Ozanam's Introduction to the Mathematicks or His Algebra: Wherein the Rudiments of that Most Useful Science are Made Plain to a Mean Capacity. Done out of French, London: Printed for R. Sare at Gray's-Inn-Gate in Holborn, OCLC 23617497, problem IV (“To Divide a Quantity by a Quantity”), page 9:
        A Power that hath neither the Signs   or   before it, is look'd upon as Affirmative, and if it be preceded by a Number that contains the Root ſought and its Exponent may be commenſured by the Exponent of the Root; namely for the Square Root by 2, for the Cube by 3, &c. it will contain the Root ſought.
      • 1717, Philip Ronayne, “Of the Indices, or Exponents of Powers”, in A Treatise of Algebra in Two Books: The First Treating of the Arithmetical, and the Second of the Geometrical Part, book I, part V, London: Printed for W[illiam] Innys at the Prince's Arms in St. Paul's Church-Yard, OCLC 83267734, page 69:
        And univerſally the Exponent of the m Power, is m times the Exponent of the Root, and the Exponent of the m-Root (or   Power) is   times the Exponent of the Root.
      • 1845, Dionysius Lardner, “Algebra”, in Edward Smedley, Hugh James Rose, and Henry John Rose, editors, Encyclopædia Metropolitana; or, Universal Dictionary of Knowledge, on an Original Plan: Comprising the Twofold Advantage of a Philosophical and an Alphabetical Arrangement, with Appropriate Engravings, volume I (Pure Sciences, volume 1), London: B. Fellowes [et al.], OCLC 20598255, page 534:
        The notation by which the root is expressed, is the mark   called a radical, placed over the letter, with an exponent to the left indicating the order of the root.
  3. (linguistics) A manifestation of a morphosyntactic property.


Derived termsEdit


The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Wiktionary:Entry layout#Translations.




exponent c

  1. (mathematics) exponent


Declension of exponent 
Singular Plural
Indefinite Definite Indefinite Definite
Nominative exponent exponenten exponenter exponenterna
Genitive exponents exponentens exponenters exponenternas