- strictness, severity, or harshness, as in dealing with people.
- the full or extreme severity of laws, rules, etc.
- severity of living conditions; hardship; austerity: the rigor of wartime existence.
- a severe or harsh act, circumstance, etc.
- scrupulous or inflexible accuracy or adherence: the logical rigor of mathematics.
- severity of weather or climate or an instance of this: the rigors of winter.
- Pathology. a sudden coldness, as that preceding certain fevers; chill.
- Physiology. a state of rigidity in muscle tissues during which they are unable to respond to stimuli due to the coagulation of muscle protein.
- Obsolete. stiffness or rigidity.
Origin of rigor
SynonymsSee more synonyms for rigor on Thesaurus.com
Examples from the Web for rigour
He threatens with all the rigour of the law those who dare to give his wife an asylum.De Libris: Prose and Verse
But here was the man who, by every rigour of conventional life, had a right to her.The Prisoner
With November winter fell upon the land in all its sub-Arctic rigour.The Gaunt Gray Wolf
He was penetrated by it, absorbed by it; he was rooted in it with a rigour of dumb attention.Typhoon
It was a snowy and sleety April morning, and she had already had experience of its rigour. 'A Great Man
- harsh but just treatment or action
- a severe or cruel circumstance; hardshipthe rigours of famine
- strictness, harshness, or severity of character
- strictness in judgment or conduct; rigorism
- maths logic logical validity or accuracy
- obsolete rigidity
- med a sudden feeling of chilliness, often accompanied by shivering: it sometimes precedes a fever
- (ˈrɪɡə) pathol rigidity of a muscle; muscular cramp
- a state of rigidity assumed by some animals in reaction to sudden shock
- the inertia assumed by some plants in conditions unfavourable to growth
Word Origin and History for rigour
late 14c., from Old French rigor "strength, hardness" (13c., Modern French rigueur), from Latin rigorem (nominative rigor) "numbness, stiffness, hardness, firmness; roughness, rudeness," from rigere "be stiff" (see rigid).
- Shivering or trembling, as caused by a chill.
- A state of rigidity in living tissues or organs that prevents response to stimuli.