precipitation

noun

pre·​cip·​i·​ta·​tion pri-ˌsi-pə-ˈtā-shən 

1

: the quality or state of being precipitate : hastiness

2

: an act, process, or instance of precipitating

especially : the process of forming a precipitate

3

: something precipitated: such as

a

: a deposit on the earth of hail, mist, rain, sleet, or snow

also : the quantity of water deposited

b

: precipitate sense 1

Synonyms

• haste
• hastiness
• hurry
• hustle
• precipitousness
• rush

Examples of precipitation in a Sentence

The weather forecast calls for some sort of frozen precipitation tomorrow—either snow or sleet.

a 50 percent chance of precipitation

Minerals are separated from the seawater by precipitation.

Recent Examples on the Web

The Northeast, in particular, saw scant precipitation. —Denise Chow, NBC News, 7 Nov. 2024

Phoenix’s average annual precipitation is around 7 inches, while Hsinchu City, Taiwan, where most of TSMC’s fabs are located, receives an annual average of 64 inches. —Austin Corona, The Arizona Republic, 4 Nov. 2024

Areas west of Lexington, which would include Louisville, have a 40-50% chance of seeing higher-than-average precipitation. —Kirby Adams, The Courier-Journal, 1 Nov. 2024

Only five months in the 129 years of records have ended with less than an inch of average precipitation over the Lower 48. —Mary Gilbert, CNN, 31 Oct. 2024

Word History

First Known Use

1502, in the meaning defined at sense 1

Phrases Containing precipitation

• acid precipitation

Kids Definition

precipitation

noun

pre·​cip·​i·​ta·​tion pri-ˌsip-ə-ˈtā-shən 

1

: unwise haste

2

: the process of precipitating or of forming a precipitate

3

: water or the amount of water that falls to the earth as hail, mist, rain, sleet, or snow

Medical Definition

precipitation

noun

pre·​cip·​i·​ta·​tion pri-ˌsip-ə-ˈtā-shən 

1

a

: the process of forming a precipitate from a solution

b

: the process of precipitating or removing solid or liquid particles from a smoke or gas by electrical means

2

: precipitate