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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. 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.
precautionary
adjective uk   /-ər.i/ us    /-er.i/
The company has withdrawn the drug as a precautionary measure.
(Definition of precaution from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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