1
: the amount of precipitation usually measured by the depth in inches
2
Synonyms
Examples of rainfall in a Sentence
This area has an average annual rainfall of 12 inches.
an increase in annual rainfall
Recent Examples on the Web
An additional 2 to 4 inches of rainfall are expected into Thursday morning across parts of western Cuba, amounting to 12 inches of total accumulations from the storm.
—
Marlene Lenthang, NBC News, 7 Nov. 2024
Some regions, including southeastern Kansas, southwestern Missouri, and northeastern and central Oklahoma, are forecasted to receive 8–12 inches of rainfall, with isolated areas potentially seeing up to 18 inches, according to an AccuWeather media advisory released Monday.
—Thomas G. Moukawsher, Newsweek, 5 Nov. 2024
Flooding as a result of excessive rainfall remained a danger, the weather service reported, with 1 to 4 inches of additional rainfall possible Monday night.
—Penny Weaver, arkansasonline.com, 5 Nov. 2024
For every centimeter of rainfall, same-day voter turnout can decrease by as much as 0.95 points, according to research from a 2023 analysis of voter turnout and rain.
—Annabella Rosciglione, Washington Examiner - Political News and Conservative Analysis About Congress, the President, and the Federal Government, 5 Nov. 2024
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Marlene Lenthang, NBC News, 7 Nov. 2024
Some regions, including southeastern Kansas, southwestern Missouri, and northeastern and central Oklahoma, are forecasted to receive 8–12 inches of rainfall, with isolated areas potentially seeing up to 18 inches, according to an AccuWeather media advisory released Monday.
—Thomas G. Moukawsher, Newsweek, 5 Nov. 2024
Flooding as a result of excessive rainfall remained a danger, the weather service reported, with 1 to 4 inches of additional rainfall possible Monday night.
—Penny Weaver, arkansasonline.com, 5 Nov. 2024
For every centimeter of rainfall, same-day voter turnout can decrease by as much as 0.95 points, according to research from a 2023 analysis of voter turnout and rain.
—Annabella Rosciglione, Washington Examiner - Political News and Conservative Analysis About Congress, the President, and the Federal Government, 5 Nov. 2024
See all Example Sentences for rainfall
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Dictionary Entries Near rainfall
Cite this Entry
“Rainfall.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rainfall. Accessed 24 Nov. 2024.
Copy CitationKids Definition
rainfall
noun
rain·fall
-ˌfȯl 
1
: a fall of rain
2
: amount of precipitation
an annual rainfall of 20 inches
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