challenge
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.
The challenge is not to look away, but to look differently.
From Salon • Apr. 6, 2026
In another quarter of a century, however, He says he believes researchers will overcome the hardware challenge, and future interfaces will be just as convenient as today’s wireless earbuds.
From The Wall Street Journal • Apr. 6, 2026
Under Trump, the US has also facilitated a peace deal between DR Congo and Rwanda, although implementation remains a challenge.
From BBC • Apr. 6, 2026
While this process is widely accepted, systems like TOI-5205 b challenge existing models.
From Science Daily • Apr. 6, 2026
After what feels like ten minutes of sprinting through an obstacle course that might challenge even Mr. Turing, I slow to a stop and conceal myself in a doorway.
From "The Bletchley Riddle" by Ruta Sepetys and Steve Sheinkin
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From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.