from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Harshness or strictness in conduct, judgment, or practice.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. strictness (in interpreting or enforcing a rule)

from the GNU version of the Collaborative International Dictionary of English

  • n. Rigidity in principle or practice; strictness; -- opposed to laxity.
  • n. Severity, as of style, or the like.
  • n. Strictness in ethical principles; -- usually applied to ascetic ethics, and opposed to ethical latitudinarianism.

from The Century Dictionary and Cyclopedia

  • n. Rigidity in principles or practice; exactingness; strictness; severity, as of style, conduct, etc.; especially, severity in the mode of life; austerity.
  • n. In Roman Catholic theology, the doctrine that one must always in a case of doubt as to right and wrong take the safer way, sacrificing his freedom of choice, however small the doubt as to the morality of the action: the opposite of probabilism. Also tutiorism.


from Wiktionary, Creative Commons Attribution/Share-Alike License

rigor +‎ -ism


  • Raynal, the inhabitants still preserved a kind of rigorism that savours of the sombre days in which the Puritan colonies had their rise.

    Diderot and the Encyclopædists Volume II.

  • Much as the categorical imperative is sometimes associated with a form of 'rigorism' connected with Kant's Prussian upbringing, it can hardly be said to tie down to agent to precise forms of action.

    Citizendium, the Citizens' Compendium - Recent changes [en]

  • The frequent claim that Irish Catholicism was Jansenist‐influenced springs from the tendency to confuse Jansenism with mere moral rigorism.

    The Situation of the Classical Roman Rite in Ireland, two years after Summorum Pontificum

  • Indeed, while its moral rigorism made it attractive to elements of the Counter‐Reformation church, Jansenism's theological and political radicalism alienated both local hierarchies and Catholic monarchs.

    The Situation of the Classical Roman Rite in Ireland, two years after Summorum Pontificum

  • But on any authentically Catholic account, both (1) and (2) must be deemed false; the truth must lie somewhere in between, at a golden mean between rigorism and laxism.

    Archive 2007-05-01

  • But as hard-hearted as it might seem to say so, such easy universalism finds no more warrant in the deposit of faith than the old rigorism.

    Archive 2006-10-01

  • The idea of "religion" has become tainted with connotations of rigorism, intolerance, legalism, and even terrorism.

    Archive 2006-09-01

  • He was neglected by beaurocratic India with its noxious rigorism.


  • However, not only is this decision-theoretic rigorism psychologically impossible e.g., as a matter of fact our grasp on probabilities, risks, gains, etc., isn't as clear and precise as this; everyone is, as a matter of fact, laxist and not rigorist about matters of indifference, etc. it doesn't model rational decisions except in cases where the higher expected utility is known to be the only safe conclusion.

    Decision Theory as Casuistry II

  • As a Jansenist, Pascal is a moral rigorist, and part of the Wager is clearly to start libertines off on the road to moral rigorism -- not to make them moral rigorists, obviously, but to get libertines closer to it.

    Decision Theory as Casuistry II


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  • A suspect avowal of stigmatism

    Is tested with maximum rigorism.

    Hysterical miracles

    Imperil the clericals

    And threaten to trigger a schism.

    October 8, 2016