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Showing results for rainfall. Search instead for rainfly.
Synonyms

rainfall

American  
[reyn-fawl] / ˈreɪnˌfɔl /

noun

rainfalls plural
  1. a fall or shower of rain.

  2. the amount of water falling in rain, snow, etc., within a given time and area, usually expressed as a hypothetical depth of coverage.

    a rainfall of 70 inches a year.


rainfall British  
/ ˈreɪnˌfɔːl /

noun

  1. precipitation in the form of raindrops

  2. meteorol the amount of precipitation in a specified place and time

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

rainfall Scientific  
/ rānfôl′ /
  1. 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.


Other Word Forms

Noun Inflected Forms

Etymology

Origin of rainfall

First recorded in 1840–50; rain + fall

Vocabulary lists containing rainfall

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Though there was some rain this weekend, the driest locations - including central, southern and eastern England - saw little, if any, meaningful rainfall.

From BBC Jul. 28, 2026

It shifts rainfall and temperature patterns across major agricultural regions, increasing the odds of drought in some areas and excessive rain in others.

From MarketWatch Jul. 28, 2026

A change in one major ocean current can alter rainfall and extreme weather thousands of miles away, affecting ecosystems, water supplies, and communities across several continents.

From Science Daily Jul. 28, 2026

Wildfires are raging across southwestern Europe after prolonged, record-setting heat waves and low rainfall effectively turned the region’s vegetation into kindling.

From The Wall Street Journal Jul. 26, 2026

Like the rest of the Philippines, it has a tropical climate, which brings high temperatures, humidity, and plenty of rainfall.

From "At Last She Stood" by Erin Entrada Kelly

Extreme rainfalls during the ongoing monsoon season are a major source of floods in several parts of India.

From BBC Sep. 8, 2025

Peeling bark from cinnamon tree branches is easiest after heavy rainfalls, which soften the bark, so harvests typically happen after monsoon seasons.

From Salon Dec. 11, 2023

The research team considered how these urban land changes might affect weather extremes like heat waves, cold waves, heavy rainfalls and severe thunderstorms.

From Science Daily Nov. 10, 2023

“So if the rainfalls are spread out in a way that sustains plant growth, you can see some very significant population increases.”

From Los Angeles Times Sep. 1, 2023

It is our second month in Anlungthmor and we are amid one of the worst rainfalls ever.

From "First They Killed My Father: A Daughter of Cambodia Remembers" by Loung Ung

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