rigorously
Americanadverb
-
in a rigidly consistent or uncompromising way; very strictly.
Access to data on the website is rigorously controlled by user account permissions and protected by passwords.
-
in a way that is severely exacting, accurate, careful, and thorough; to a high standard.
Prior to publication, all content is rigorously reviewed by peer experts and members of the editorial committee.
-
Logic, Mathematics. in a way that is logically valid.
Can anyone give me a more rigorously written proof of this theorem?
Other Word Forms
Etymology
Origin of rigorously
First recorded in 1400–50; rigorous ( def. ) + -ly ( def. )
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
In theory, systematic funds remove the emotionality and biases of human judgment by rigorously adhering to the rules set by their models.
From MarketWatch ● Oct. 7, 2026
Before the NFL’s first-ever regular season game in Australia, the San Francisco 49ers rigorously studied something they don’t usually worry about: bedtimes.
From The Wall Street Journal ● Sep. 9, 2026
On a formal level, Cusk’s new book, “Life Of M,” closely adheres to the rigorously calibrated approach that has been so successful for her across 11 novels.
From Los Angeles Times ● Aug. 24, 2026
Chris Smith, the University of Cambridge's chancellor, told the BBC he believed it was important for such claims to be "rigorously investigated".
From Barron's ● Aug. 17, 2026
Two changes of underwear, rigorously scrubbed the day before and still a little damp.
From "The Dead and the Gone" by Susan Beth Pfeffer
![]()
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.