precipitation

n. haste, rush, hurry; separation of a solid from a solution (Chemistry); condensed moisture that falls from the sky (i.e. rain, snow, hail, etc.)

Precipitation may refer to:Precipitation (meteorology), rain, sleet, hail, snow and other forms of water falling from the skyPrecipitation (chemistry), the condensation of a solid from a solution during a chemical reactionPrecipitation (horse), a Thoroughbred racehorseThe band Interpol's EP
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Pre·cip·i·ta·tion n. The process of separating a substance from a solution as a solid. precipitation the act or process of precipitating. [more]Precipitation - Community and Resources

Noun
1. the quantity of water falling to earth at a specific place within a specified period of time; "the storm brought several inches of precipitation"
(hypernym) indefinite quantity
(derivation) precipitate, come down, fall
2. the process of forming a chemical precipitate
(hypernym) chemical process, chemical change, chemical action
(derivation) precipitate
3. the falling to earth of any form of water (rain or snow or hail or sleet or mist)
(synonym) downfall
(hypernym) weather, weather condition, atmospheric condition
(hyponym) fine spray
(part-meronym) ice crystal, snow mist, diamond dust, poudrin, ice needle, frost snow, frost mist
(derivation) precipitate, come down, fall
4. the act of casting down or falling headlong from a height
(hypernym) drop, fall
(derivation) precipitate
5. an unexpected acceleration or hastening; "he is responsible for the precipitation of his own demise"
(hypernym) acceleration
(derivation) precipitate
6. overly eager speed (and possible carelessness); "he soon regretted his haste"
(synonym) haste, hastiness, hurry, hurriedness
(hypernym) speed, swiftness, fastness
(hyponym) abruptness, precipitateness, precipitance, precipitancy, suddenness

n. precipitation, haste, dive; hurry, lunge