Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “precaution”

precaution

noun uk   /prɪˈkɔː.ʃən/ us    /-ˈkɑː-/
C1 [C] an action that is done to prevent something unpleasant or dangerous happening: Many people have been stockpiling food as a precaution against shortages. They failed to take the necessary precautions to avoid infection.Protection and protectorsEnvironmental issues precautions [plural] a polite way of referring to contraception (= methods that prevent a woman becoming pregnant): If you're going to have sex, make sure you take precautions.Contraception
precautionary
adjective uk   /-ər.i/ us    /-er.i/
The company has withdrawn the drug as a precautionary measure.Defending and protectingBacking, supporting and defendingPreserving and saving
(Definition of precaution from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of precaution?
Add Cambridge dictionaries to your browser to your website

Definitions of “precaution” in other dictionaries

Word of the Day

sling

to throw or drop something carelessly

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More