noun \pri-ˈk-shən\

: something that is done to prevent possible harm or trouble from happening in the future

Full Definition of PRECAUTION

:  care taken in advance :  foresight <warned of the need for precaution>
:  a measure taken beforehand to prevent harm or secure good :  safeguard <take the necessary precautions>
pre·cau·tion·ary \-shə-ˌner-ē\ adjective

Examples of PRECAUTION

  1. Be sure to follow the usual safety precautions when cooking outdoors.
  2. When driving, she always wears her seatbelt as a precaution.
  3. Every home owner should take precautions against fire.
  4. She took the precaution of packing extra medicine for the trip.


French précaution, from Late Latin praecaution-, praecautio, from Latin praecavēre to guard against, from prae- + cavēre to be on one's guard — more at hear
First Known Use: 1603


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