rule of three
Frequency: Zipf frequency 4.88 in modern English
Meaning
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A rule stating that, if two ratios are equal, then the denominator of the second equals its numerator times the reciprocal of the first ratio: if a/b=c/d then d=(bc)/a.
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A rule for clinical trials used for determining the rate of adverse side effects when no such side effects present during the course of the trial.
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A rule which states that things which come in groups of three are inherently funnier or more effective than things which come in groups of other sizes.
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A rule which states that things which come in groups of three are inherently funnier or more effective than things which come in groups of other sizes.
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A religious tenet stating that the energy a person puts out into the world, positive or negative, will be returned to that person threefold.
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A rule of thumb in the C++ programming language, stating that any class that defines a destructor, a copy constructor, or a copy assignment operator should define all three of them.