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more rigorous

ADJECTIVE

severe; exact

Synonyms

STRONGEST

accurate brutal burdensome correct exacting harsh meticulous onerous precise proper rigid scrupulous strict stringent uncompromising

WEAK

ascetic austere bitter definite dogmatic hard inclement inflexible intemperate ironhanded nice oppressive punctilious right rugged stern stiff unpermissive

Antonyms

STRONGEST

careless easy false flexible gentle imprecise improper inaccurate incorrect inexact kind lenient negligent questionable soft tolerant unsuitable wrong yielding

WEAK

easy-going lax loose mild

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.

Olenick's group is demanding a more rigorous rulemaking process that takes direction from neuroscientists, climate scientists and education experts who can "really assess whether any of these tools belong in schools."

From Barron's • Jun. 5, 2026

However, he also emphasized that more rigorous research is still needed before guava juice could be recommended as a substitute for conventional anemia treatment.

From Science Daily • May 27, 2026

We won’t know if the carnivore diet can help someone quickly lose visceral fat until more rigorous research becomes available.

From MarketWatch • May 19, 2026

In December, the U.S. expanded travel restrictions to include people from more than two dozen African nations, citing concerns about visa overstays and a need for more rigorous vetting.

From The Wall Street Journal • Mar. 25, 2026

Seurat thinks of his work as more rigorous and meticulous than Impressionism.

From "Vincent and Theo: The Van Gogh Brothers" by Deborah Heiligman