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单词 precipitate
释义

precipitate

English

WOTD – 29 November 2007

Alternative forms

  • præcipitate (obsolete)

Etymology 1

From Latin praecipitatus, from praecipitō (throw down, hurl down, throw headlong), from praeceps (head foremost, headlong), from prae (before) + caput (head). Its English equivalent is probably analysable as precipice + -ate.

Pronunciation

Verb:

  • (Received Pronunciation, US) IPA(key): /pɹɪˈsɪpɪteɪt/, /pɹəˈsɪpɪteɪt/
  • (file)

Adjective:

  • (Received Pronunciation, US) IPA(key): /pɹɪˈsɪpɪtət/, /pɹəˈsɪpɪtət/
  • (file)

common but often proscribed:

  • (Received Pronunciation, US) IPA(key): /pɹɪˈsɪpɪteɪt/, /pɹəˈsɪpɪteɪt/
  • (file)

Verb

precipitate (third-person singular simple present precipitates, present participle precipitating, simple past and past participle precipitated)

  1. (transitive) To make something happen suddenly and quickly.
    Synonyms: advance, accelerate, hasten, speed up
    to precipitate a journey, or a conflict
    it precipitated their success
    • 1737, Richard Glover, Leonidas Book 4
      Back to his sight precipitates her steps.
    • 1625, Francis [Bacon], “Of Ambition”, in The Essayes [], 3rd edition, London: [] Iohn Haviland for Hanna Barret, OCLC 863521290:
      if they be stout and daring, it may precipitate their designs, and prove dangerous
  2. (transitive) To throw an object or person from a great height.
    Synonyms: throw, fling, cast; see also Thesaurus:throw
    • 1822 May 21, Geoffrey Crayon [pseudonym; Washington Irving], “Hawking”, in Bracebridge Hall, or The Humourists. A Medley. [], volume I, New York, N.Y.: [] C. S. Van Winkle, [], OCLC 1141021983, page 182:
      In gallopping heedlessly along, with her eyes turned upwards, she had unwarily approached too near the bank; it had given way with her, and she and her horse had been precipitated to the pebbled margin of the river.
  3. (transitive) To send violently into a certain state or condition.
    we were precipitated into a conflict
  4. (intransitive, chemistry) To come out of a liquid solution into solid form.
    Adding the acid will cause the salt to precipitate.
  5. (transitive, chemistry) To separate a substance out of a liquid solution into solid form.
  6. (intransitive, meteorology) To have water in the air fall to the ground, for example as rain, snow, sleet, or hail; be deposited as condensed droplets.
    Troponyms: rain, snow, hail
    It will precipitate tomorrow, but we don't know whether as rain or snow.
  7. (transitive) To cause (water in the air) to condense or fall to the ground.
    • 1819 June 23 – 1820 September 13, Geoffrey Crayon [pseudonym; Washington Irving], “(please specify the title)”, in The Sketch Book of Geoffrey Crayon, Gent., New York, N.Y.: [] C. S. Van Winkle, [], OCLC 1090970992:
      The light vapour of the preceding evening had been precipitated by the cold.
  8. (intransitive) To fall headlong.
  9. (intransitive) To act too hastily; to be precipitous.
Synonyms
  • headlong
Derived terms
  • precipitated
  • precipitator
  • red precipitate
  • white precipitate
  • precipice
  • precipitation
Translations

Adjective

precipitate (comparative more precipitate, superlative most precipitate)

  1. headlong; falling steeply or vertically.
    • 1718, Prior, Matthew, Solomon, book 2, lines 853–854:
      When the full stores their ancient bounds disdain, / Precipitate the furious torrent flows.
    Synonyms: headlong, precipitant, precipitous
  2. Very steep; precipitous.
    Synonym: brant
  3. With a hasty impulse; hurried; headstrong.
    • 1838 (date written), L[etitia] E[lizabeth] L[andon], chapter XI, in Lady Anne Granard; or, Keeping up Appearances. [], volume I, London: Henry Colburn, [], published 1842, OCLC 1000392275, page 145:
      Though thoughtful far beyond your years, you are very inexperienced; and I would not have a preference that may originate in your little knowledge of others, or a romantic exaggeration of slight kindnesses, lead you into a precipitate union with me, unless you most seriously examine your own heart, and weigh the various consequences.
    Synonyms: hotheaded, impetuous, rash; see also Thesaurus:reckless
  4. Moving with excessive speed or haste; overly hasty.
    The king was too precipitate in declaring war.
    a precipitate case of disease
    • 1925 July – 1926 May, A[rthur] Conan Doyle, “(please specify the chapter number)”, in The Land of Mist (eBook no. 0601351h.html), Australia: Project Gutenberg Australia, published April 2019:
      'One moment!" said Malone. "I beg, sir, that you will not be precipitate. I value your friendship too much to risk the loss of it if it can, in any way, be avoided."
  5. Performed very rapidly or abruptly.
    • 1931, Lovecraft, H[oward] P[hillips], chapter 6, in The Whisperer in Darkness:
      It had cost me a distinct psychological effort to do so, and now that I was shut inside I had a momentary longing for precipitate retreat.
    Synonyms: abrupt, precipitous, subitaneous; see also Thesaurus:sudden
Derived terms
  • precipitately
  • precipitateness
Translations

Etymology 2

From New Latin praecipitatum. Doublet of precipitato.

Pronunciation

  • (Received Pronunciation, US) IPA(key): /pɹɪˈsɪpɪtət/, /pɹəˈsɪpɪtət/
  • (file)
  • (Received Pronunciation, US) IPA(key): /pɹɪˈsɪpɪteɪt/, /pɹəˈsɪpɪteɪt/

Noun

precipitate (plural precipitates)

  1. a product resulting from a process, event, or course of action
    • 1976, Saul Bellow, Humboldt's Gift, New York: Avon, →ISBN, page 381:
      As for the musculature it is a precipitate of Spirit and the signature of the cosmos is in it.
  2. (chemistry) a solid that exits the liquid phase of a solution
  • precipitous
Translations

Further reading

  • precipitate in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913
  • precipitate in The Century Dictionary, New York, N.Y.: The Century Co., 1911
  • precipitate at OneLook Dictionary Search

Anagrams

  • Peripatetic, peripatetic

Italian

Adjective

precipitate f pl

  1. feminine plural of precipitato

Participle

precipitate f pl

  1. feminine plural of precipitato

Verb

precipitate

  1. inflection of precipitare:
    1. second-person plural present indicative
    2. second-person plural imperative
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