Definition of idempotent
(Entry 1 of 2)
: relating to or being a mathematical quantity which when applied to itself under a given binary operation (such as multiplication) equals itself
also
: relating to or being an operation under which a mathematical quantity is idempotent
idempotent
noun
plural idempotents
Definition of idempotent (Entry 2 of 2)
: a mathematical quantity which when applied to itself under a given binary operation (such as multiplication) equals itself
also
: an operation under which a mathematical quantity is idempotent
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Merriam-Webster unabridged
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Time Traveler for idempotent
The first known use of idempotent was in 1870
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