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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.

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

Canadian policymakers have encouraged a more rigorous interpretation of antitrust laws amid criticism that a concentration in key industries has limited competition and weighed on the country’s productivity.

From The Wall Street Journal • May 5, 2026

But a more rigorous camera-trap census in 2015 revised the population down to 106, followed by counts of 114 in 2018, and 125 in 2024 -- a rise of roughly two tigers per year.

From Barron's • Apr. 28, 2026

The authors emphasize that although NAD+-based supplements and therapies are being widely investigated, stronger collaboration and more rigorous clinical testing are essential.

From Science Daily • Mar. 24, 2026

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

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