Dictionary

idempotent

adjective idem·po·tent \ˈī-dəm-ˌpō-tənt\

Definition of IDEMPOTENT

:  relating to or being a mathematical quantity which when applied to itself under a given binary operation (as multiplication) equals itself; also :  relating to or being an operation under which a mathematical quantity is idempotent
idempotent noun

Origin of IDEMPOTENT

Latin idem same + potent-, potens having power — more at potent
First Known Use: 1870

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