adj.
- Relating to an unspecified ordinal number: ten to the nth power.
- Highest; utmost: delighted to the nth degree.
[N2, indefinite number + -TH3.]
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.