Pronunciation: (fif'tē-fôrth', -fōrth'), [key]
1. next after the fifty-third; being the ordinal number for 54.
2. being one of 54 equal parts.
1. a fifty-fourth part, esp. of one (1/54).
2. the fifty-fourth member of a series.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.