noun
the care that a reasonable man would exercise under the circumstances; the standard for determining legal duty
• Syn: ↑due care, ↑reasonable care
• Hypernyms: ↑care, ↑charge, ↑tutelage, ↑guardianship
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noun or ordinary diligence or ordinary prudence : the care that an average reasonable man exercises to prevent harm to the person or property of others and failure to exercise which when under a duty to do so constitutes actionable negligence on the part of one causing such harm
Useful english dictionary. 2012.