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
- overrigorously adverb
- semirigorously adverb
- unrigorously adverb
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.
This is fatal to the film, which is so rigorously shallow that it amounts to a promotional video of the kind that might be produced for a fashion-mag website.
From The Wall Street Journal • Mar. 19, 2026
“These markets allow us to rigorously validate our technology’s resilience in diverse and challenging weather conditions,” Zoox wrote in a blog post.
From MarketWatch • Mar. 9, 2026
That will be tested more rigorously by this slump in form.
From BBC • Mar. 3, 2026
"In order to get over them we have to act methodically, rigorously, and as a team."
From Barron's • Feb. 25, 2026
They rigorously studied his opening, middle game, and endings—and filtered classified analyses of their findings to the top Soviet players.
From "Endgame" by Frank Brady
![]()
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.