Crossword clues for precipitate
Longman Dictionary of Contemporary English
The Collaborative International Dictionary
Precipitate \Pre*cip"i*tate\, n. [NL. praecipitatum: cf. F. pr['e]cipit['e].] (Chem.) An insoluble substance separated from a solution in a concrete state by the action of some reagent added to the solution, or of some force, such as heat or cold. The precipitate may fall to the bottom (whence the name), may be diffused through the solution, or may float at or near the surface. 2. atmospheric moisture condensed as rain or snow, etc.; same as precipitation[5]. Red precipitate (Old. Chem), mercuric oxide ( HgO) a heavy red crystalline powder obtained by heating mercuric nitrate, or by heating mercury in the air. Prepared in the latter manner, it was the precipitate per se of the alchemists. White precipitate (Old Chem.)
A heavy white amorphous powder ( NH2.HgCl) obtained by adding ammonia to a solution of mercuric chloride or corrosive sublimate; -- formerly called also infusible white precipitate, and now amido-mercuric chloride.
A white crystalline substance obtained by adding a solution of corrosive sublimate to a solution of sal ammoniac (ammonium chloride); -- formerly called also fusible white precipitate.
Precipitate \Pre*cip"i*tate\, a. [L. praecipitatus, p. p. of praecipitare to precipitate, fr. praeceps headlong. See Precipice.]
Overhasty; rash; as, the king was too precipitate in declaring war.
--Clarendon.Lacking due deliberation or care; hurried; said or done before the time; as, a precipitate measure. ``The rapidity of our too precipitate course.''
--Landor.-
Falling, flowing, or rushing, with steep descent; headlong.
Precipitate the furious torrent flows.
--Prior. Ending quickly in death; brief and fatal; as, a precipitate case of disease. [Obs.]
--Arbuthnot.
Precipitate \Pre*cip"i*tate\, v. i.
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To dash or fall headlong. [R.]
So many fathom down precipitating.
--Shak. To hasten without preparation. [R.]
(Chem.) To separate from a solution as a precipitate. See Precipitate, n.
Precipitate \Pre*cip"i*tate\, v. t. [imp. & p. p. Precipitated; p. pr. & vb. n. Precipitating.]
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To throw headlong; to cast down from a precipice or height.
She and her horse had been precipitated to the pebbled region of the river.
--W. Irving. -
To urge or press on with eager haste or violence; to cause to happen, or come to a crisis, suddenly or too soon; as, precipitate a journey, or a conflict.
Back to his sight precipitates her steps.
--Glover.If they be daring, it may precipitate their designs, and prove dangerous.
--Bacon. -
(Chem.) To separate from a solution, or other medium, in the form of a precipitate; as, water precipitates camphor when in solution with alcohol.
The light vapor of the preceding evening had been precipitated by the cold.
--W. Irving.
Douglas Harper's Etymology Dictionary
"to hurl or fling down," 1520s, a back formation from precipitation or else from Latin praecipitatus, past participle of praecipitare "to throw or dive headlong," from praeceps "steep, headlong, headfirst" (see precipice). Meaning "to cause to happen, hurry the beginning of" is recorded from 1620s. Chemical sense is from 1620s; meteorological sense first attested 1863. Related: Precipitated; precipitating.
c.1600, from Latin praecipitatus, past participle of praecipitare "to throw or dive headlong" (see precipitate (v.)). Meaning "hasty" is attested from 1650s. Related: Precipitately.
1560s, probably a back formation from precipitation.
Wiktionary
Etymology 1 vb. 1 (context transitive English) To make something happen suddenly and quickly; hasten. 2 (context transitive English) To throw an object or person from a great height. 3 (context transitive English) To send violently into a certain state or condition. 4 (context intransitive chemistry English) To come out of a liquid solution into solid form. 5 (context transitive chemistry English) To separate a substance out of a liquid solution into solid form. 6 (context intransitive meteorology English) To have water in the air fall to the ground, for example as rain, snow, sleet, or hail; be deposited as consense droplets. 7 (context transitive English) To cause (water in the air) to condense or fall to the ground. Etymology 2
n. 1 A product resulting from a process, event, or course of action. 2 (context chemistry English) A solid that exits the liquid phase of a solution. Etymology 3
1 headlong; falling steeply or vertically. 2 Very steep; precipitous. 3 With a hasty impulse; hurried; headstrong. 4 Moving with excessive speed or haste. 5 Performed very rapidly or abruptly.
WordNet
n. a precipitated solid substance in suspension or after settling or filtering
v. separate as a fine suspension of solid particles
bring about abruptly; "The crisis precipitated by Russia's revolution"
fall from clouds; "rain, snow and sleet were falling"; "Vesuvius precipitated its fiery, destructive rage on Herculaneum" [syn: come down, fall]
fall vertically, sharply, or headlong; "Our economy precipitated into complete ruin"
hurl or throw violently; "The bridge broke and precipitated the train into the river below"
adj. done with very great haste and without due deliberation; "hasty marriage seldom proveth well"- Shakespeare; "hasty makeshifts take the place of planning"- Arthur Geddes; "rejected what was regarded as an overhasty plan for reconversion"; "wondered whether they had been rather precipitate in deposing the king" [syn: hasty, overhasty, precipitant, precipitous]
Wikipedia
Precipitate is an EP by New York City-based Indie-rock band Interpol. It features two tracks not on albums "Precipitate" and "Song Seven" (although "Precipitate" is on another EP, Fukd ID #3). The featured version of "A Time To Be So Small" is different from the one re-recorded and released three years later on Antics and "PDA" differs from the one released on Turn on the Bright Lights and Fukd ID #3.
The EP was limited to 500 copies. It was sold a year before Interpol's critically acclaimed album Turn on the Bright Lights was released.
Precipitate or precipitates, or variant, may refer to:
- Precipitate, the product of chemical precipitation
- Precipitate, the product of meteorological precipitation
- Precipitate (EP), an EP released by Interpol (rock band)
- "Precipitate", a song by Interpol from the EP Fukd ID 3
- Precipitate (Dead Zone), a 2003 episode of The Dead Zone
Usage examples of "precipitate".
Edgar, her uncertainty of his intentions, her suspicions of his wished secession, the severe task she thought necessary to perform of giving him his liberty, with the anguish of a total inability to judge whether such a step would recall his tenderness, or precipitate his retreat, were suggestions which quickly succeeded, and, in a very short time, wholly domineered over every other.
The enamoured swain, after settling an annuity of seven hundred pounds per annum upon the fair inconstant, had the mortification to find himself abandoned on the very night the deeds were completed, the lady having made a precipitate retreat, with a more favoured lover, to Paris.
It should be prepared when wanted by precipitating a solution of baric chloride with ammonic carbonate and washing.
In such solutions sulphuric acid produces a white precipitate of baric sulphate, which is practically insoluble in all acids.
In solutions containing free hydrochloric or nitric acid, a precipitate is obtained with either baric chloride or sulphuric acid.
When the amount of sulphur present is not known within reasonable limits, the test portions may be tried with a drop of baric chloride solution instead of sulphuric acid, so that the diminishing quantity of precipitate may give warning of an approach to the finishing point.
Chromate of baryta is then thrown down, by the addition of bichromate of potash, as a yellow precipitate.
The loss of weight indicates the quantity of carbonate of barytes which the precipitate contained.
Precipitate the carbonic and sulphuric acids by the addition of muriate of barytes, taking care not to add any excess of the tests.
The presence of this acid is detected, if, on the addition of a solution of acetate of barytes, a white precipitate is formed, which is insoluble in nitric acid, after having been made red-hot in the fire.
The carbon dioxide is boiled off, and the beryllia is then precipitated as hydrate with ammonia.
The battle still raged with doubtful violence, and Macrinus might have obtained the victory, had he not betrayed his own cause by a shameful and precipitate flight.
It is best separated from this precipitate by fusion with bisulphate of potash, as already described, but it must be remembered that the presence of much mineral acid prevents complete precipitation when the solution is boiled.
The vapour of hydrocyanic acid, if present, will form a white precipitate which may be tested.
A form of gypsum, a hydrous calcium sulfate formed by the drying of bedded deposits precipitated from evaporating ancient seas.