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precaution Syllabification: pre·cau·tion
Pronunciation: /prəˈkôSH(ə)n/

Definition of precaution in English:


A measure taken in advance to prevent something dangerous, unpleasant, or inconvenient from happening: he had taken the precaution of seeking legal advice
More example sentences
  • You'd been checking yourself every day, as a matter of course, as a precaution.
  • He will sign the act; it is a necessary precaution and the only course of action possible at this time.
  • Of course I took the precaution of turning my light off first, and it was a lucky thing I did.
safeguard, preventative/preventive measure, safety measure, contingency (plan), insurance


Late 16th century (in the sense 'prudent foresight'): from French précaution, from late Latin praecautio(n-), from Latin praecavere, from prae 'before' + cavere 'take heed, beware of'.

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