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