• (RP) IPA: /ɪmˌpɒsɪˈbɪliti/
• (GA) IPA: /ɪmˌpɑsɪˈbɪliti/

impossibility

1. Something that is impossible.

   Meeting the deadline is an impossibility; there is no way we can be ready in time.

   • 1645, John Milton, Tetrachordon, London, p. 17,

     God commands not impossibilities; and all the Ecclesiastical glue, that Liturgy, or Laymen can compound, is not able to soder up two such incongruous natures into the one flesh of a true beseeming Mariage.

   • 1749, Henry Fielding, The History of Tom Jones, a Foundling, Dublin: John Smith, Volume 3, Book 14, Chapter 7, p. 104,

     My dear Tom, you are going to undertake an Impossibility. If you knew my Father, you would never think of obtaining his Consent.

   • 1818, Mary Shelley, Frankenstein, London: Lackington, Hughes, Harding, Mavor, & Jones, Volume 1, Chapter 2, p. 73,

     The ancient teachers of this science […] promised impossibilities, and performed nothing.

   • 1962, Aldous Huxley, Island (Huxley novel), New York: Bantam, 1963, Chapter 8, p. 123,

     Breathing had become difficult, swallowing acutely painful, and sleep an impossibility—for whenever he dropped off, the patient would choke and wake up frantically struggling for air.

2. (uncountable) The quality of being impossible.
   • 1548, Edward Hall, The Union of the Two Noble and Illustre Families of Lancastre and Yorke, London: Richard Grafton, Henry VIII, year 15,

     After long reasonyng, there wer certain appoynted, to declare the impossibilite of this demaunde to the Cardinal,

   • circa 1607 William Shakespeare, Coriolanus, Act V, Scene 3,

     […] let the mutinous winds

     Strike the proud cedars ’gainst the fiery sun;

     Murdering impossibility, to make

     What cannot be, slight work.

   • 1749, [John Cleland], “(Please specify the letter or volume)”, in Memoirs of a Woman of Pleasure [Fanny Hill], London: Printed [by Thomas Parker] for G. Fenton [i.e., Fenton and Ralph Griffiths] […], OCLC 731622352 ↗:

     ...he threw himself upon her, and his back being now towards me, I could only take his being ingulph'd for granted, by the directions he mov'd in, and the impossibility of missing so staring a mark...

   • 1838, Edgar Allan Poe, The Narrative of Arthur Gordon Pym of Nantucket, London: Wiley and Putnam, Chapter 22, p. 218,

     […] the utter impossibility of succeeding in this desperate task soon became evident.

   • 1937, George Orwell, The Road to Wigan Pier, New York: Harcourt, Brace, 1958, Part 1, Chapter 4, p. 61,

     Ever since the war, in the complete impossibility of getting houses, parts of the population have overflowed into supposedly temporary quarters in fixed caravans.

3. (obsolete) The state of being unable to do something.

   Synonyms: inability, incapability, helplessness

   • 1562, Hugh Latimer, 27 Sermons Preached by […] Hugh Latimer, London: John Day, Sermon 7 p. 45,

     Here by this petition whan we say, Leade vs not into temptation, we learne to know our own impossibilitie and infirmitie, namely that we bee not able of our owne selues to with∣stand this great and mightye enemye the deuill.

   • 1607, Joseph Hall (bishop), Holy Observations, Lib. 1, London: Samuel Macham, 59, p. 85,

     […] out of their own torment, they [the damned] see the felicitie of the saints; togither with their impossibility of attayning it.

   • 1652, Thomas Fuller, A Comment on the Eleven First Verses of the Fourth Chapter of S. Matthew’s Gospel, London: George Eversden, Sermon 7, p. 105,

     Many texts present him [Satan] with sadness, partly from his incapability of salvation, for want of a Saviour; partly from his impossibility to repent, because of his implacable and invincible malice.

• (something that is impossible) See also Thesaurus:impossibility

• (something that is impossible) certainty, inevitability, possibility; See also Thesaurus:possibility

• French: impossibilité

• French: impossibilité
• German: Unmöglichkeit
• Portuguese: impossibilidade
• Russian: невозмо́жность
• Spanish: imposibilidad