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Definition of inform

inform

/ɪnˈfɔːrm/
in · form
Adverb:informatively
•
Adjective:informative
•
Past Simple:informed
•
Past Participle:informed
•
Present Participle:informing
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inform Lexical Profile

inform Game Scores & Validity

• verb

1

To give someone facts or information; to tell or notify.

Example

"Please inform the manager as soon as the shipment arrives."

2

To give an essential or formative principle or quality to; to permeate, animate, or guide.

Example

"Her decades of clinical experience deeply inform her approach to medical ethics."

3

To give incriminating information about someone to the police or another authority (usually followed by 'on' or 'against').

Example

"The witness agreed to inform on his former associates in exchange for immunity."

Synonyms
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Antonyms
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• Rhymes for inform

• Nearby Words

info
infographic
infomercial
inform
informal
informality
informally

Word Origin & Etymology

Borrowed in Middle English from Old French enformer, from Latin informare ('to shape, fashion, describe, or instruct'), composed of in- ('into') and formare ('to form').

Cite this Entry

Wordmom. (2026). Definition of Inform. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/inform
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