English Reference

Word

precipitation

Phoneticspre·cip·i·ta·tion, stress on the fourth syllable

US/pɹɪˌsɪpɪˈteɪʃən/

UK/pɹɪsˌɪpɪtˈeɪʃən/

Definitions

01rain, snow, or hail

B2 · Upper Intermediate Uncountable noun Science Technical

n. any form of water that falls from the sky to the ground, such as rain, snow, or hail.

n. any product of the atmospheric water vapour condensation that falls under gravity, including rain, sleet, snow, and hail.

“The weather forecast predicts heavy precipitation in the mountains tomorrow morning.”

“Meteorologists recorded record levels of annual precipitation, with the majority of the moisture arriving during the monsoon season.”

Usage

Uncountable when referring to the phenomenon; countable when referring to specific events or types.

Synonyms

02chemical solid formation

C1 · Advanced Uncountable noun Science Technical

n. the process where a solid forms and settles at the bottom of a liquid during a chemical reaction.

n. the formation of an insoluble solid from a solution during a chemical reaction or by lowering the solubility of a solute.

“Adding the salt caused the precipitation of a white powder at the bottom of the tube.”

“The precipitation of silver chloride occurs immediately upon the addition of sodium chloride to the silver nitrate solution.”

Usage

Often used in the context of laboratory experiments or industrial purification.

Antonyms

03great haste

C2 · Proficiency Uncountable noun Formal · Literary

n. doing something much too quickly without thinking about it first.

n. the quality or state of being precipitate; unwise or rash rapidity of action.

“The general's precipitation in attacking the city led to a terrible defeat.”

“The board cautioned against such precipitation, advising the CEO to wait for the quarterly results before finalising the merger.”

Usage

Usually uncountable in this abstract sense.

Synonyms

hasterashnesshurry

Real-World Examples

“This is about three times the average rainfall in August, and the highest volume of precipitation ever recorded in the country.”
BBC News 14 Aug 2026
“Snowpack acts as a natural reservoir, storing winter precipitation and gradually releasing meltwater into early summer.”
The Conversation 3 Aug 2026
“During the HS1 event, as well as during other periods of weakened AMOC, precipitation increased significantly in northeastern Brazil, while it decreased dramatically in the northern Amazon and other regions farther north.”
Phys.org 14 Aug 2026
“This is one reason why forecasting precipitation becomes more challenging during major wildfire events.”
The Conversation 30 Jul 2026

Etymology

From Middle French précipitation, from Latin praecipitātiō, praecipitātiōnem. By surface analysis, precipitate + -ion.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

NOUN

precipitation(B2)

Related words

Domain

Chemistry

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944
Frequency
Frequent
Level
B2 · Upper Intermediate
Updated

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English Reference