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Definitions

understand

[uhn-der-stand] / ˌʌn dərˈstænd /
VERB
comprehend, grasp
Synonyms
STRONGEST
apprehend catch comprehend fathom figure out follow get grasp know perceive register savvy sense
STRONG
appreciate deduce discern infer interpret master note penetrate realize recognize see
WEAK
be aware be conscious of be with it catch on get the hang of get the idea get the picture get the point have knowledge of ken make out make sense of take in take meaning
Antonyms
STRONGEST
be ignorant lose misinterpret miss misunderstand not get overlook
WEAK
mistake
VERB
think, believe, assume
Synonyms
STRONGEST
assume believe gather hear infer suppose surmise think
STRONG
concede conclude conjecture consider deduce expect fancy guess imagine know learn presume reckon
WEAK
be informed count on suspect take for granted
Antonyms
STRONG
disregard doubt ignore mistake neglect
VERB
sympathetically accept
Synonyms
STRONGEST
accept appreciate empathize sympathize
STRONG
identify with sympathize with
WEAK
empathize with feel for

Usage

What are other ways to say understand? 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. To know is to be aware of something 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. 

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 do not have all the answers yet, we are only just beginning to understand some of the underlying causes of TSW," she says.

From BBC • Apr. 10, 2026

They also noted the need to better understand this phenomenon to mitigate risks to future astronauts who might be exposed on the lunar surface.

From Barron's • Apr. 10, 2026

She wants him to know what he doesn’t understand.

From Slate • Apr. 10, 2026

The problem delayed the Artemis II launch as engineers tried to understand and mitigate the risks.

From The Wall Street Journal • Apr. 10, 2026

I don’t even know how to understand them.

From "The Brightwood Code" by Monica Hesse

Vocabulary lists containing understand

TEKS ELAR Academic Vocabulary List (5th-7th grades)

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"Kids Like Me: Voices of the Immigrant Experience"

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Foundational Reading

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!