rational

  1. Adjective.  Capable of reasoning.
  2. Adjective.  Logically sound; not contradictory or otherwise absurd.
  3. Adjective.  (context, of a person or personal characteristics) Healthy or balanced intellectually; exhibiting reasonableness.
  4. Adjective.  (mathematics, arithmetic) Of a number, capable of being expressed as the ratio of two integers.
  5. Adjective.  (mathematics, arithmetic) Of an algebraic expression, capable of being expressed as the ratio of two polynomials.
  6. Noun.  (mathematics) A rational number: a number that can be expressed as the quotient of two integers.

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This entry was last updated on RefTopia from its source on 3/20/2012.