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Noun: exponent  ik'spow-nunt
  1. A person who pleads for a cause or propounds an idea
    - advocate, advocator, proponent
  2. Someone who expounds and interprets or explains
  3. A mathematical notation indicating the number of times a quantity is multiplied by itself
    - power, index

Derived forms: exponents

Type of: individual, intellect, intellectual, mathematical notation, mortal, person, somebody, someone, soul

Encyclopedia: Exponent, inc