1800-1900n mathematical sign for a number of unknown value + -th
Phrases
PHRASES FROM THE ENTRY►to the nth degree
It's an exaggeration to the nth degree.
1to the nth degree extremely, or as much as possible: It was boring to the nth degree.2[only before noun] the most recent of a long series of similar things that have happened: Even after I’d reminded him for the nth time, he forgot.