Pronunciation: (fôr'tē ātth', -āth'), [key]
1. next after the forty-seventh; being the ordinal number for 48.
2. being one of 48 equal parts.
1. a forty-eighth part, esp. of one (1/48).
2. the forty-eighth member of a series.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.