In dictionaries:
three unities
dramatic unities
Unity of action, place, time.
Classical unities
The classical unities, Aristotelian unities, or three unities represent a prescriptive theory of dramatic tragedy that was introduced in Italy in the 16th century and was influential for three centuries.
four unities
The four unities is a concept in the common law of real property that describes conditions that must exist in order to create certain kinds of property interests.
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