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
Tropical systems like Milton are getting more intense and unleashing heavier rainfall as the world warms.
—
Mary Gilbert, CNN, 31 Oct. 2024
Windy conditions will remain in the area with more rainfall not expected until possibly the weekend.
—John Tufts, The Indianapolis Star, 31 Oct. 2024
In just one day, an entire year's worth of rainfall drenched the area, submerging homes and vehicles and leaving streets clogged with mud and debris.
—Nina Turner, Newsweek, 31 Oct. 2024
At least 62 people have been killed after heavy rainfall led to flash flooding in eastern Spain Tuesday, leaving roads and towns underwater, local authorities said Wednesday.
—Eva Manez, USA TODAY, 30 Oct. 2024
See all Example Sentences for rainfall 
Mary Gilbert, CNN, 31 Oct. 2024
Windy conditions will remain in the area with more rainfall not expected until possibly the weekend.
—John Tufts, The Indianapolis Star, 31 Oct. 2024
In just one day, an entire year's worth of rainfall drenched the area, submerging homes and vehicles and leaving streets clogged with mud and debris.
—Nina Turner, Newsweek, 31 Oct. 2024
At least 62 people have been killed after heavy rainfall led to flash flooding in eastern Spain Tuesday, leaving roads and towns underwater, local authorities said Wednesday.
—Eva Manez, USA TODAY, 30 Oct. 2024
See all Example Sentences for rainfall
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'rainfall.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Articles Related to rainfall
Dictionary Entries Near rainfall
Cite this Entry
“Rainfall.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rainfall. Accessed 5 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
Love words? Need even more definitions?
Merriam-Webster unabridged
Share