fif•ty-sixthPronunciation: (fif'tē-siksth'), [key]
next after the fifty-fifth; being the ordinal number for 56.
being one of 56 equal parts.
a fifty-sixth part, esp. of one (1/56
the fifty-sixth member of a series.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.