verb in·form \ in-ˈfȯrm \
|Updated on: 16 Aug 2018

Definition of inform

informed; informing; informs
1 obsolete : to give material form to
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 : guide, direct
4 obsolete : to make known
5 : to communicate knowledge to
  • inform a prisoner of his rights
1 : to impart information or knowledge
2 : to give information (as of another's wrongdoing) to an authority
  • informed on a member of his own gang

Examples of inform in a Sentence

  1. The book will entertain and inform you.

  2. The arresting officer failed to inform the suspect of his rights.

  3. He failed to inform the suspect that he had the right to remain silent.

  4. We haven't yet been informed of her decision.

  5. Frequent reports from the battlefield kept the general informed about how the attack was progressing.

  6. The book will both entertain and inform.

  7. His Catholic upbringing informs all his writing.

Recent Examples of inform from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'inform.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of inform

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

Synonym Discussion of 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

INFORM Defined for English Language Learners


Definition of inform for English Language Learners

  • : to give information to (someone)

  • : to be or provide the essential quality of (something) : to be very noticeable in (something)

INFORM Defined for Kids


verb in·form \ in-ˈfȯrm \

Definition of inform for Students

informed; informing
1 : to let a person know something
  • I informed him of the changes.
2 : to give information so as to accuse or cause suspicion He refused to inform on his friends.



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very hard to disturb or upset

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