nimber
nounUK /ˈnɪm.bə/ · US /ˈnɪm.bəɹ/
Etymology Blend of nim + number.
1
Any of a set of number-like objects used in combinatorial game theory, equivalent to the values of heaps in the game of nim.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.