Rainfall definition

rānfôl
A falling of rain; shower.
noun
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The quantity of water, expressed in inches, precipitated as rain, snow, hail, or sleet in a specified area and time interval.
noun
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A shower or fall of rain.
noun
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The amount of precipitation falling over a given area in a given period of time: it is stated in terms of the depth of water that has fallen into a rain gauge.
noun
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The quantity of water, usually expressed in millimeters or inches, that is precipitated in liquid form in a specified area and time interval. Rainfall is often considered to include solid precipitation such as snow, hail, and sleet as well.
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(meteorology) The amount of rain that falls on a single occasion.
noun
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Other Word Forms

Noun

Singular:
rainfall
Plural:
rainfalls

Origin of rainfall