\Rig"or*ism\, n. [Cf. F. rigorisme.] (Ethics)
Strictness in ethical principles; -- usually applied to
ascetic ethics, and opposed to ethical {latitudinarianism}.

\Rig"or*ism\, n.
1. Rigidity in principle or practice; strictness; -- opposed
   to {laxity}.

2. Severity, as of style, or the like. --Jefferson.