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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.

But many users don’t know about these newer capabilities, or never check these settings.

From The Wall Street Journal • May 25, 2026

A survey by the CAA of 1,000 UK passengers in November 2025 suggested more than a third know what lithium batteries are and are aware rules exist, but are unsure what the rules involve.

From BBC • May 25, 2026

"But we know this virus and we know how to stop it."

From Barron's • May 25, 2026

Something you should know about me: I am, deeply and sincerely, a sketch comedy nerd.

From Salon • May 25, 2026

“Since you won’t be playing, and we won’t have that handy marker to know when you’re all grown up.”

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




Vocabulary lists containing know


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