ˈen(t)th adjective
Etymology: n + -th
1. : numbered with some unspecified or indefinitely large ordinal number
a polynomial of the nth degree
hunting up the nth decimal of pi — Lucius Garvin
fascinated … by the consideration of space to the nth dimension — Peter Watson
2. : extreme , utmost
all the components of dullness and boringness to the nth degree — S.H.Adams
never quite attains the nth power of enthusiasm — William Beebe
the art of photography raised to its nth power — Margaret A. Barnes