Definition of rigorous

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  • rigorous is a valid Scrabble US word with a point value of 9
  • rigorous is a valid Scrabble UK word with a point value of 9
  • rigorous is a valid Words with friends word with a point value of 11

Definition of rigorous

  • rigidly accurate; allowing no deviation from a standard (adjective)

    Examples

    1. rigorous application of the law

    Synonyms

    1. strict
  • demanding strict attention to rules and procedures (adjective)

    Examples

    1. rigorous discipline

    Synonyms

    1. stringent
    2. tight

See definition of rigorous in Merriam Webster