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Synonyms

rigorously

American  
[rig-er-uhs-lee] / ˈrɪg ər əs li /

adverb

  1. 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.

  2. 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.

  3. 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.

In one potential off-ramp, Vatanka said that the United States could maintain the blockade but not enforce it rigorously.

From Barron's • Apr. 22, 2026

Montblanc’s craftsmen are rigorously trained; for example, learning how to grind a gold nib takes over six months.

From The Wall Street Journal • Apr. 21, 2026

Not that extremist positions should be off limits, but they ought to be more rigorously addressed.

From Los Angeles Times • Apr. 21, 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

The environment, rigorously shaping and directing the life it supported, contained elements that were hostile as well as supporting.

From "Silent Spring" by Rachel Carson