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Definitions

know

[noh] / noʊ /




Usage

What are other ways to say know? To know something is to be aware of it as a fact or truth: He knows the basic facts of the subject. I know that he agrees with me. To comprehend is to know something thoroughly and to perceive its relationships to certain other ideas, facts, etc. To understand is to be fully aware not only of the meaning of something but also of its implications: I could comprehend all he said, but did not understand that he was joking.

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.

"We already know that lots of families with disabled children are struggling financially. They're missing out on things like therapies, equipment and activities. We've got very real concerns about this."

From BBC • Apr. 5, 2026

"It's truly very sad to know people had to abandon homes built over a lifetime, unsure if they will ever return."

From Barron's • Apr. 5, 2026

I know it’s not fair to take a gimme.

From The Wall Street Journal • Apr. 5, 2026

Then she shares a delightful, fact-based piece of trivia like, “Hey, did you know that rats giggle when you tickle them?”

From Salon • Apr. 5, 2026

It should be a stupid question, but I don’t know what’s happening.

From "Legendary Frybread Drive-In" by Cynthia Leitich Smith