rigorous
[ rig-er-uhs ]
/ ˈrɪg ər əs /
Save This Word!
adjective
characterized by rigor; rigidly severe or harsh, as people, rules, or discipline: rigorous laws.
severely exact or accurate; precise: rigorous research.
(of weather or climate) uncomfortably severe or harsh; extremely inclement.
Logic, Mathematics. logically valid.
OTHER WORDS FOR rigorous
OPPOSITES FOR rigorous
QUIZ
WILL YOU SAIL OR STUMBLE ON THESE GRAMMAR QUESTIONS?
Smoothly step over to these common grammar mistakes that trip many people up. Good luck!
Question 1 of 7
Fill in the blank: I can’t figure out _____ gave me this gift.
Origin of rigorous
synonym study for rigorous
1. See strict.
OTHER WORDS FROM rigorous
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use rigorous in a sentence
British Dictionary definitions for rigorous
rigorous
/ (ˈrɪɡərəs) /
adjective
characterized by or proceeding from rigour; harsh, strict, or severerigorous discipline
severely accurate; scrupulousrigorous book-keeping
(esp of weather) extreme or harsh
maths logic (of a proof) making the validity of the successive steps completely explicit
Derived forms of rigorous
rigorously, adverbrigorousness, nounCollins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012