precipitateとは 意味・読み方・使い方

別の表記

• præcipitate (obsolete)

語源 1

From Latin praecipitātus, perfect passive participle of praecipitō (“throw down, hurl down, throw headlong”) (see -ate (verb-forming suffix) for more), from praeceps (“head foremost, headlong”) (praecipit- in its oblique stem), from prae (“before”) +‎ -ceps (“headed”).

発音

• (Received Pronunciation, 米国発音) IPA: /pɹɪˈsɪpɪteɪt/, /pɹəˈsɪpɪteɪt/

動詞

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

   • 1625, Francis [Bacon], “Of Ambition”, in The Essayes […], 3rd edition, London: […] Iohn Haviland for Hanna Barret, →OCLC:

     if they be stout and daring, it may precipitate their designs, and prove dangerous

   • 1737, Richard Glover, Leonidas Book 4

     Back to his sight precipitates her steps.

   • 1979 December 29, Rudy Kikel, “Young Men”, in Gay Community News, volume 7, number 23, page 15:

     Freshly arrived in Paris in 1871 at the age of 17, Rimbaud proceded to precipitate the collapse of Verlaine's marital menage, and with it his social position.

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, 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[ornelius] S. Van Winkle, […], →OCLC:

     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.

同意語

• headlong

派生語

関連する語

• precipice
• precipitation
• praecipito
• precipitous

語源 2

From Latin praecipitātus (see Etymology 1 and -ate (adjective-forming suffix) for more).

発音

• (Received Pronunciation, 米国発音) IPA: /pɹɪˈsɪpɪtət/, /pɹəˈsɪpɪtət/
• (common but often proscribed) (Received Pronunciation, 米国発音) IPA: /pɹɪˈsɪpɪteɪt/, /pɹəˈsɪpɪteɪt/

形容詞

precipitate (comparative more precipitate, superlative most precipitate)

1. headlong; falling steeply or vertically.

   Synonyms: headlong, precipitant, precipitous

   • 1718, Matthew Prior, Solomon, book 2, lines 853–854:

     When the full stores their ancient bounds disdain, / Precipitate the furious torrent flows.

2. Very steep; precipitous.

   Synonym: brant

3. With a hasty impulse; hurried; headstrong.

   Synonyms: hotheaded, impetuous, rash; see also Thesaurus:reckless

   • 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, 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.

4. Moving with excessive speed or haste; overly hasty.

   The king was too precipitate in declaring war.

   a precipitate case of disease

   • 1913, Norman Lindsay, A Curate in Bohemia, Sydney: N.S.W. Bookstall Co., published 1932, page 5:

     Being a trifle precipitate in his entry, he trod on a bottle, and was instantly extinguished by a Japanese screen, which appeared to collapse on him out of pure decrepitude.

   • 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.

   Synonyms: abrupt, precipitous, subitaneous; see also Thesaurus:sudden

   • 1931, H[oward] P[hillips] Lovecraft, 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.

派生語

語源 3

From New Latin praecipitatum. Equivalent to Latin praecipitō +‎ -ate (noun-forming suffix).

発音

• (Received Pronunciation, 米国発音) IPA: /pɹɪˈsɪpɪtət/, /pɹəˈsɪpɪtət/
• (Received Pronunciation, 米国発音) IPA: /pɹɪˈsɪpɪteɪt/, /pɹəˈsɪpɪteɪt/

名詞

precipitate (plural precipitates)

1. A product resulting from a process, event, or course of action.
   • 1976 September, Saul Bellow, Humboldt’s Gift, New York, N.Y.: Avon Books, →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.

派生語

Further reading

• “precipitate”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.
• William Dwight Whitney, Benjamin E[li] Smith, editors (1911), “precipitate”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.
• “precipitate”, in OneLook Dictionary Search.

アナグラム

• Peripatetic, peripatetic