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.

While this process is widely accepted, systems like TOI-5205 b challenge existing models.

From Science Daily • Apr. 6, 2026

He sees this as a bigger challenge but says advances in AI will speed up development, helping researchers decode ever more complex thoughts and make brain-computer interfaces more sophisticated.

From The Wall Street Journal • Apr. 6, 2026

"We most importantly choose this moment to challenge this generation and the next, to make sure this record is not long-lived," Hansen said.

From Barron's • Apr. 6, 2026

It was a huge challenge they had to overcome.

From BBC • Apr. 6, 2026

Masterji Thakur scanned the room, a challenge crackling in the air, daring any naysayer to object.

From "The Marvellers" by Dhonielle Clayton