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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.

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

Here’s something else they know: how to self-mog.

From The Wall Street Journal • Apr. 5, 2026

Here is what we know based on public statements and media reports:

From Barron's • Apr. 5, 2026

“Every day,” he said, “I learn something new about California that I didn’t know yesterday.”

From Los Angeles Times • Apr. 5, 2026

They know how I feel about you, how I feel about you, how I feel about you.

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