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.
When the balance challenge was more severe, a second wave of activity followed, involving both the brain and muscles.
From Science Daily
The agreement was seen as a turning point for the tech industry and Hollywood, coming after major studios had issued legal challenges to AI firms over the use of their IP.
From BBC
The challenges facing New Zealand’s forces have crystallized recently.
Andain's housing association told us that a managing agent, appointed by a freeholder, sets the service charge and it had challenged increases and requested justifications.
From BBC
"We work hard to keep people safe on our platforms and are clear about the challenges of identifying and removing bad actors or harmful content."
From Barron's
From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.