rainwater

noun

rain·​wa·​ter ˈrān-ˌwȯ-tər 

-ˌwä-

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

Examples of rainwater in a Sentence

a bucket filled with rainwater

Recent Examples on the Web

The shed can tolerate up to 6 inches of snow, prevents rainwater from pooling, and has engineered air vents that ensure optimal ventilation inside. —Mariana Best, Better Homes & Gardens, 21 Feb. 2026

Steer clear of puddles - Driving into puddles or low areas of rainwater can cause vehicles to hydroplane or skid out of control. —Ca Weather Bot, Sacbee.com, 20 Feb. 2026

The building has a LEED Platinum certification thanks to features like solar panels; sustainably sourced plywood accenting the interior; and a green roof for natural insulation, rainwater harvesting, and growing herbs and veggies used by the on-site restaurant. —Condé Nast, Condé Nast Traveler, 20 Feb. 2026

Avoid puddles - Driving into puddles or low rainwater areas can lead to vehicles hydroplaning or losing control. —Nc Weather Bot, Charlotte Observer, 20 Feb. 2026

Word History

First Known Use

before the 12th century, in the meaning defined above

Rhymes for rainwater

• backwater
• bathwater
• blackwater
• breakwater
• deepwater
• edgewater
• feedwater
• floodwater
• freshwater
• granddaughter
• groundwater
• headwater

Kids Definition

rainwater

noun

rain·​wa·​ter -ˌwȯt-ər 

-ˌwät-

: water falling or fallen as rain

Biographical Definition

Rainwater

biographical name

Rain·​wa·​ter ˈrān-ˌwȯ-tər 

-ˌwä-

L(eo) James 1917–1986 American physicist