inform

verb

in·​form in-ˈfȯrm How to pronounce inform (audio)
informed; informing; informs
Synonyms of informnext

transitive verb

1
: to communicate knowledge to
The prisoner was informed of his rights.
2
a
: to give character or essence to
the principles which inform modern teaching
b
: to be the characteristic quality of : animate
the compassion that informs her work
3
obsolete : to give material form to
4
obsolete : guide, direct
5
obsolete : to make known

intransitive verb

1
: to give information (as of another's wrongdoing) to an authority
informed on a member of his own gang
2
: to impart information or knowledge
Choose the Right Synonym for inform

inform, acquaint, apprise, notify mean to make one aware of something.

inform implies the imparting of knowledge especially of facts or occurrences.

informed us of the crisis

acquaint lays stress on introducing to or familiarizing with.

acquaint yourself with the keyboard

apprise implies communicating something of special interest or importance.

keep us apprised of the situation

notify implies sending notice of something requiring attention or demanding action.

notified the witness when to appear

Examples of inform in a Sentence

The book will entertain and inform you. The arresting officer failed to inform the suspect of his rights. He failed to inform the suspect that he had the right to remain silent. We haven't yet been informed of her decision. Frequent reports from the battlefield kept the general informed about how the attack was progressing. The book will both entertain and inform. His Catholic upbringing informs all his writing.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Next to them, Pahlavi seemed dignified, well informed, and worldly. Azadeh Moaveni, New Yorker, 22 Mar. 2026 The chemistry between the cast needs time to settle, and the reaction on TikTok and Instagram will likely inform which sketches have legs (the Head Wound Harrys and David S Pumpkins, so to speak), and which end up in the writers’ room bin. Andreas Wiseman, Deadline, 22 Mar. 2026 The chemistry between the cast needs time to settle, and the reaction on TikTok and Instagram will likely inform which sketches have legs… and which end up in the writers’ room bin. Lily Ford, HollywoodReporter, 22 Mar. 2026 After a series of conversations, Vox Media recently informed potential buyers that its podcast business is no longer for sale. Max Tani, semafor.com, 22 Mar. 2026 See All Example Sentences for inform

Word History

Etymology

Middle English, from Anglo-French enformer, from Latin informare, from in- + forma form

First Known Use

14th century, in the meaning defined at transitive sense 3

Time Traveler
The first known use of inform was in the 14th century

Browse Nearby Words

Cite this Entry

“Inform.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/inform. Accessed 26 Mar. 2026.

Kids Definition

inform

verb
in·​form in-ˈfȯ(ə)rm How to pronounce inform (audio)
1
: to let a person know something : tell
2
: to give information so as to accuse or cause suspicion
inform against them to the police

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