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
- n. Severity, as of style, or the like.
- n. Strictness in ethical principles; -- usually applied to ascetic ethics, and opposed to ethical
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.
rigor + -ism (Wiktionary)