rain·​wa·​ter | \ ˈrān-ˌwȯ-tər How to pronounce rainwater (audio) , -ˌwä-\

Definition of rainwater

 (Entry 1 of 2)

: water fallen as rain that has not collected soluble matter from the soil and is therefore soft


biographical name
Rain·​wa·​ter | \ ˈrān-ˌwȯ-tər How to pronounce Rainwater (audio) , -ˌwä-\

Definition of Rainwater (Entry 2 of 2)

L(eo) James 1917–1986 American physicist

Examples of rainwater in a Sentence

Noun a bucket filled with rainwater
Recent Examples on the Web: Noun Get rid of tin cans, old tires, buckets or other containers that collect and hold rainwater. Julie Washington, cleveland, "Heartworm, Eastern equine encephalitis FAQ: Is there a vaccine? What are symptoms?," 20 Oct. 2019 Despite subsisting on rainwater at three weeks, the emaciated pup managed to survive. Meghan Overdeep, Southern Living, "WATCH: A Month Later, Florida Rescue Group Finds “Miracle” Dog Trapped Beneath Rubble of Hurricane Dorian," 11 Oct. 2019 The dog had survived only on rainwater that filled a hole in front of him after the hurricane, so rescuers gave him some fluids to stabilize him before the hour-long flight. Marisa Iati, Washington Post, "A puppy trapped by Hurricane Dorian was found alive a month later," 7 Oct. 2019 The huge tunnel now being dug under South Hartford is expected to cost $280 million and is intended to temporarily capture rainwater from big storms to prevent it from flushing raw sewage into the river. Gregory B. Hladky, courant.com, "Massachusetts sewage spills no risk to Connecticut residents but could hurt Long Island Sound," 13 Sep. 2019 Irrigation, for instance, relies on captured rainwater. The Economist, "New ways to make vertical farming stack up," 29 Aug. 2019 Moreover, these permeable surfaces can capture rainwater. Los Angeles Times, "Three design teams propose La Brea Tar Pits revamp. The mammoth’s future? Uncertain," 26 Aug. 2019 That caused cool rainwater to come in contact with hot steam pipes that run under downtown streets, sending plumes of steam up through manhole covers in downtown Milwaukee. Joe Taschler, Milwaukee Journal Sentinel, "Heavy thunderstorms prompt sewage overflow, at least one fire, flooding and power outages early Friday," 13 Sep. 2019 Installed near the Desert Display House, the five cisterns can collect up to 4,500 gallons of rainwater from greenhouse roofs and be reused to water plants inside the conservatory, as well as other park district properties, officials said. Steve Schering, chicagotribune.com, "Oak Park Conservatory celebrates 90th anniversary," 25 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'rainwater.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of rainwater


before the 12th century, in the meaning defined above

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Statistics for rainwater

Last Updated

12 Nov 2019

Time Traveler for rainwater

The first known use of rainwater was before the 12th century

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More Definitions for rainwater


How to pronounce Rainwater (audio)

English Language Learners Definition of rainwater

: water that falls as rain


rain·​wa·​ter | \ ˈrān-ˌwȯ-tər How to pronounce rainwater (audio) , -ˌwä-\

Kids Definition of rainwater

: water from rain

More from Merriam-Webster on rainwater

Rhyming Dictionary: Words that rhyme with rainwater

Spanish Central: Translation of rainwater

Nglish: Translation of rainwater for Spanish Speakers

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concealed or difficult to comprehend

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