Definitions
demanding strict attention to rules and procedures
Word origin
Inherited from Middle English rigorous, from Middle French and Anglo-Norman rigoreus, derived from Late Latin rigōrōsus (stiff, rigid; inflexible). By surface analysis, rigor + -ous.
Used in a sentence
“a rigorous officer of justice”
“a rigorous execution of law”
“a rigorous inspection”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Strict and thorough”8 letters
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