Definition of rigor
- logical rigor
They underwent the rigors of military training.
the rigors of life in the wilderness
They conducted the experiments with scientific rigor.
a scholar known for her intellectual rigor
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'rigor.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use: 14th centurySee Words from the same year
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