Definition of precipitation in English:

precipitation

Syllabification: pre·cip·i·ta·tion
Pronunciation: /priˌsipəˈtāSHən
 
/

noun

  • 1 Chemistry The action or process of precipitating a substance from a solution.
    More example sentences
    • Acidic proteins are known to trigger carbonate precipitation via matrix mediated processes in microbialites.
    • Cell debris was removed by centrifugation, and the supernatant was fractionated by ammonium sulfate precipitation.
    • The most common type of substitution reactions of compounds of metals is ion exchange accompanied by precipitation.
  • 2Rain, snow, sleet, or hail that falls to the ground.
    More example sentences
    • In places where the warmer air extends to the ground, the precipitation will fall as rain.
    • Acid rain refers to any precipitation, rain or snow, that's more acid than ordinary rain or snow.
    • The end of August could lead to earlier nights and the odd spell of seasonal weather mixed in with unusual conditions, with precipitation likely where rain falls.
  • 3 archaic The fact or quality of acting suddenly and rashly: Cora was already regretting her precipitation

Origin

late Middle English (denoting the action of falling or throwing down): from Latin praecipitatio(n-), from praecipitare 'throw down or headlong' (see precipitate).

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