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A set containing all elements of a problem under consideration.
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|Noun||1.||universal set - (mathematics) the set that contains all the elements or objects involved in the problem under consideration; "all other sets are subsets of the universal set"|
math, mathematics, maths - a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement
set - (mathematics) an abstract collection of numbers or symbols; "the set of prime numbers is infinite"