inform

• (General American) IPA^(key): /ɪnˈfɔɹm/
• (Received Pronunciation) IPA^(key): /ɪnˈfɔːm/

• Audio (US)

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• Rhymes: -ɔː(ɹ)m

From Middle English informen, enformen, borrowed from Old French enformer, informer (“to train, instruct, inform”), from Latin īnfōrmō (“to shape, form, train, instruct, educate”), from in- (“into”) + fōrma (“form, shape”), equivalent to in- +‎ form.

• enform (obsolete)

inform (third-person singular simple present informs, present participle informing, simple past and past participle informed)

1. (archaic, transitive) To instruct, train (usually in matters of knowledge).
2. (transitive) To communicate knowledge to.
   • 1591, Ed[mund] Sp[enser], “Prosopopoia. Or Mother Hubberds Tale.”, in Complaints. Containing Sundrie Small Poemes of the Worlds Vanitie. […], London: […] William Ponsonbie, […], OCLC 15537294:

     For he would learn their business secretly, / And then inform his master hastily.

   • c. 1596–1598 (date written), William Shakespeare, “The Merchant of Venice”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, OCLC 606515358, [Act IV, scene i]:

     I am informed thoroughly of the cause.

3. (intransitive) To impart information or knowledge.
4. To act as an informer; denounce.
5. (transitive) To give form or character to; to inspire (with a given quality); to affect, influence (with a pervading principle, idea etc.).
   • 2013 June 7, Gary Younge, “Hypocrisy lies at heart of Manning prosecution”, in The Guardian Weekly, volume 188, number 26, page 18:

     WikiLeaks did not cause these uprisings but it certainly informed them. The dispatches revealed details of corruption and kleptocracy that many Tunisians suspected, but could not prove, and would cite as they took to the streets.

   His sense of religion informs everything he writes.

   • 1697, Virgil, “The Sixth Book of the Æneis”, in John Dryden, transl., The Works of Virgil: Containing His Pastorals, Georgics, and Æneis. […], London: […] Jacob Tonson, […], OCLC 403869432, lines 1169-1170, page 397:

     Let others better mould the running mass / Of metals, and inform the breathing brass

   • 1858, Matthew Prior, The poetical works of Matthew Prior, Edinburgh: Printed by Ballantyne and Company, line 401, page 120:

     O! long as breath informs this fleeting frame / Ne'er let me pass in silence Dorset's name

6. (obsolete, intransitive) To make known, wisely and/or knowledgeably.
7. (obsolete, transitive) To direct, guide.
8. (archaic, intransitive) To take form; to become visible or manifest; to appear.
   • c. 1606 (date written), William Shakespeare, “The Tragedie of Macbeth”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, OCLC 606515358, [Act II, scene i]:

     It is the bloody business which informs / Thus to mine eyes.

• (communicate knowledge to (trans.)): acquaint, apprise, notify; See also Thesaurus:inform
• (act as informer): dob, name names, peach, snitch; See also Thesaurus:rat out
• (take form): materialize, take shape; See also Thesaurus:come into being

Latin īnfōrmis

inform (not comparable)

1. Without regular form; shapeless; ugly; deformed.
   • 1765, Charles Cotton "Wonders of Peake" in Poetical Works page 342

     Bleak Crags, and naked Hills,
     And the whole Prospect so inform and rude

• -formin, F minor, Morfin, formin

From French informe, from Latin informis.

inform m or n (feminine singular informă, masculine plural informi, feminine and neuter plural informe)

1. deformed