precipitation
Americannoun
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the act of precipitating; state of being precipitated.
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a casting down or falling headlong.
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a hastening or hurrying in movement, procedure, or action.
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sudden haste.
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unwise or rash rapidity.
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Meteorology.
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falling products of condensation in the atmosphere, as rain, snow, or hail.
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the amount of rain, snow, hail, etc., that has fallen at a given place within a given period, usually expressed in inches or centimeters of water.
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Chemistry, Physics. the precipitating of a substance from a solution.
noun
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meteorol
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rain, snow, sleet, dew, etc, formed by condensation of water vapour in the atmosphere
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the deposition of these on the earth's surface
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the amount precipitated
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the production or formation of a chemical precipitate
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the act of precipitating or the state of being precipitated
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rash or undue haste
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spiritualism the appearance of a spirit in bodily form; materialization
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A form of water, such as rain, snow, or sleet, that condenses from the atmosphere, becomes too heavy to remain suspended, and falls to the Earth's surface. Different atmospheric conditions are responsible for the different forms of precipitation.
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The process by which a substance is separated out of a solution as a solid. Precipitation occurs either by the action of gravity or through a chemical reaction that forms an insoluble compound out of two or more soluble compounds.
Other Word Forms
- nonprecipitation noun
- self-precipitation noun
Etymology
Origin of precipitation
First recorded in 1425–75; late Middle English, from Latin praecipitātiōn-, stem of praecipitātiō “a casting down headlong,” equivalent to praecipitāt(us) “cast down headlong” (past participle of praecipitāre precipitate ) + -iō -ion
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Sitting between the Atlantic and continental Europe, the UK is also exposed to fast-moving weather fronts, which can bring sudden shifts in temperature, wind, and precipitation.
From BBC • Mar. 24, 2026
Without a dramatic increase in precipitation, Northern California is on track to reenter drought conditions by spring, said Swain.
From Los Angeles Times • Mar. 20, 2026
The situation has been intensified by historic drought that has shifted precipitation patterns.
From Salon • Mar. 17, 2026
Areas that received more precipitation supported a greater variety of species.
From Science Daily • Mar. 2, 2026
The annual precipitation in this land where the rains seldom fall is not enough to support good sod-forming grass; it favors rather the perennial bunch- grass that grows in the shelter of the sage.
From "Silent Spring" by Rachel Carson
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.