Precipitate

[prɪ'sɪpɪteɪt] or [prɪ'sɪpɪtet]

解釋/意思:

(noun.) a precipitated solid substance in suspension or after settling or filtering.

(verb.) separate as a fine suspension of solid particles.

(verb.) hurl or throw violently; 'The bridge broke and precipitated the train into the river below'.

(verb.) bring about abruptly; 'The crisis precipitated by Russia's revolution'.

(verb.) fall vertically, sharply, or headlong; 'Our economy precipitated into complete ruin'.

(verb.) fall from clouds; 'rain, snow and sleet were falling'; 'Vesuvius precipitated its fiery, destructive rage on Herculaneum'.

整理:内莉--From WordNet

解釋/意思:

(a.) Overhasty; rash; as, the king was too precipitate in declaring war.

(a.) Lacking due deliberation or care; hurried; said or done before the time; as, a precipitate measure.

(a.) Falling, flowing, or rushing, with steep descent; headlong.

(a.) Ending quickly in death; brief and fatal; as, a precipitate case of disease.

(n.) 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.

(v. t.) To throw headlong; to cast down from a precipice or height.

(v. t.) 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.

(v. t.) To separate from a solution, or other medium, in the form of a precipitate; as, water precipitates camphor when in solution with alcohol.

(v. i.) To dash or fall headlong.

(v. i.) To hasten without preparation.

(v. i.) To separate from a solution as a precipitate. See Precipitate, n.

戴维斯整理

同義詞及近義詞：

v. a. [1]. Throw or hurl headlong.[2]. Hasten, hurry, accelerate, speed, expedite, urge forward.[3]. (Chem.) Throw down, cause to subside.

n. (Chem.) Precipitated substance.

a. Hasty, hurried, rash, headlong, reckless, indiscreet.

錄入:山姆

同義詞及反義詞：

[See RASH]

艾伦校對

解釋/意思:

v.t. to throw head-foremost: to urge with eagerness: to hurry rashly: to hasten: (chem.) to cause to fall to the bottom as a substance in solution or suspension.—v.i. to fall headlong: to make too great haste.—adj. falling flowing or rushing headlong: lacking deliberation: overhasty: (med.) ending soon in death.—n. (chem.) a part of a solution falling or causing to fall to the bottom.—n. Precipitabil′ity.—adj. Precip′itable (chem.) that may be precipitated.—ns. Precip′itance Precip′itancy quality of being precipitate: haste in resolving or executing a purpose.—adj. Precip′itant falling headlong: rushing down with too great velocity: hasty: unexpectedly brought on.—n. anything that causes part of a solution to fall to the bottom.—advs. Precip′itantly; Precip′itātely in a precipitate manner: headlong: without due thought.—n. Precipitā′tion act of precipitating: great hurry: rash haste: rapid movement: (chem.) the process by which any substance is made to separate from another in solution and fall to the bottom.—adj. Precip′itātive.—n. Precipitā′tor one who or that which precipitates or causes precipitation.—Precipitate ointment is of two kinds red and white—the former containing red oxide of mercury the latter ammoniated mercury.

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