"precaution" is a correct and commonly used word in written English.
You can use it to refer to an action taken to prevent or protect from possible danger, failure, or harm. For example: "As a precaution, we are bringing umbrellas in case it rains later today."
But I did have a worry – which I took the precaution of tweeting on election day – that there could also be more specific reasons why the polls might be substantially wrong this time.
The Chickasha school district, which was in the path of the tornado, kept its students after school as a precaution.
He was taken to a local hospital, as a precaution.
Wearing a medical mask would have been an intelligent precaution: I've been deep-breathing dust and exhaust fumes for three days and can feel my lungs tightening up.
As a precaution against male voters electing the wrong candidates, the other half were to be filled by royal appointment.
Strategists took the precaution of setting up a war room at the Dynamic Earth science centre in Edinburgh – later to host the yes camp's wake on election night – drafting in economists from London and experts on devolution such as former Whitehall civil servant Professor Jim Gallagher.
As a precaution, for our safety, they had prepared beds for us past the laundry in the hotel's sub-basement.
Bush, the oldest living former US president, was taken by ambulance to the hospital a week ago for what was described then as a precaution after experiencing shortness of breath.
But, like the McDonnell-Douglas DC-10, which suffered a similar fate in the 1970s, the Comet returned to the skies, its flaws fixed, and went on to deliver years of reliable service.After past disasters, it is no surprise that regulators have taken the precaution of halting 787 flights while its technical faults are investigated.
The firm asked all its 145m users to change their passwords as a precaution, but says it has seen no evidence of any spike in fraudulent activity.
From April 1st this year, banks have been told to treat loans that have had their terms softened as if they were non-performing and set aside 15% of their value as a precaution.
