precipitation
noun/prɪˌsɪpɪˈteɪʃn/
/prɪˌsɪpɪˈteɪʃn/
- [uncountable] (specialist) rain, snow, etc. that falls; the amount of this that falls
- There is heavy precipitation in some parts of the country.
- Acid precipitation may cause a reduction in forest productivity.
- an increase in annual precipitation
- Annual precipitation ranges from 500 to 2 200 mm.
- In these areas precipitation was formerly too low to support growth.
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- [uncountable, countable] (chemistry) a chemical process in which solid material is separated from a liquid
- calcium phosphate precipitation
Word Originlate Middle English (denoting the action of falling or throwing down): from Latin praecipitatio(n-), from praecipitare ‘throw down or headlong’, from praeceps, praecip(it)- ‘headlong’, from prae ‘before’ + caput ‘head’.
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