rigorousness

rigorousness
    n 1: something hard to endure; "the asperity of northern
         winters" [syn: {asperity}, {grimness}, {hardship}, {rigor},
         {rigour}, {severity}, {severeness}, {rigorousness},
         {rigourousness}]
    2: excessive sternness; "severity of character"; "the harshness
       of his punishment was inhuman"; "the rigors of boot camp"
       [syn: {severity}, {severeness}, {harshness}, {rigor},
       {rigour}, {rigorousness}, {rigourousness}, {inclemency},
       {hardness}, {stiffness}]
    

Rigorous \Rig"or*ous\, a. [F. rigoureux, LL. rigorosus. See
   {Rigor}.]
   1. Manifesting, exercising, or favoring rigor; allowing no
      abatement or mitigation; scrupulously accurate; exact;
      strict; severe; relentless; as, a rigorous officer of
      justice; a rigorous execution of law; a rigorous
      definition or demonstration.
      [1913 Webster]

            He shall be thrown down the Tarpeian Rock
            With rigorous hands.                  --Shak.
      [1913 Webster]

            We do not connect the scattered phenomena into their
            rigorous unity.                       --De Quincey.
      [1913 Webster]

   2. Severe; intense; inclement; as, a rigorous winter.
      [1913 Webster]

   3. Violent. [Obs.] "Rigorous uproar." --Spenser.
      [1913 Webster]

   4. (Mathematics, Logic) Adhering scrupulously and exactly to
      accepted principles; hence, logically valid; as, a
      rigorous proof.
      [PJC]

   Syn: Rigid; inflexible; unyielding; stiff; severe; austere;
        stern; harsh; strict; exact.
        [1913 Webster] -- {Rig"or*ous*ly}, adv. --
        {Rig"or*ous*ness}, n.
        [1913 Webster]