1. noun
a) Previous caution or care; caution previously employed to prevent mischief or secure good; as, his life was saved by precaution.
The ancient philosophers treasured up their supposed discoveries with miserable precaution. .
b) A measure taken beforehand to ward off evil or secure good or success; a precautionary act; as, to take precautions against risks of accident.
2. verb
a) To warn or caution beforehand. .
b) To take precaution against. .
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