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 company's ability to record and share vibrant images from activities fit well with the growth of social media, although heavy competition from smartphones has been a persistent challenge.
From Barron's • Jun. 11, 2026
Drivers have complained that the near 50-50 split between internal combustion and electrical power this year and need for energy management has diminished the challenge in qualifying.
From BBC • Jun. 10, 2026
The exercise nevertheless uncovered new vulnerabilities and reinforced Visa’s stance that security programs must become increasingly automated as AI capabilities advance, a challenge that looks particularly acute beyond large enterprises.
From The Wall Street Journal • Jun. 10, 2026
To address this challenge, Prof. Yongdong Jin of the School of Biomedical Engineering at Shenzhen University in China has proposed the "nanozymes hypothesis" for the OoL on Earth.
From Science Daily • Jun. 10, 2026
And aside from the weather, there was what many regarded as an even greater challenge: the Antikythera wreck was about 197 feet down.
From "Shipwrecked!" by Martin W. Sandler
Vocabulary lists containing challenge
List 2
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The SAT: Language of the Test, List 4
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Academic Vocabulary Toolkit 1, Words 11-20
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