fiftieth
         adj 1: the ordinal number of fifty in counting order [syn:
                  {fiftieth}, {50th}]
         n 1: position 50 in a countable series of things

English Dictionary: fifty-three	by the DICT Development Group
From WordNet (r) 3.0 (2006) [wn]:
fifty dollar bill n a United States bill worth 50 dollars [syn: {fifty dollar bill}, fifty]
From WordNet (r) 3.0 (2006) [wn]:
fifty-three adj being three more than fifty [syn: fifty-three, 53, liii]
From WordNet (r) 3.0 (2006) [wn]:
fifty-two adj being two more than fifty Synonym(s): fifty-two, 52, lii
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Fiftieth \Fif"ti*eth\, a. [AS. f[c6]ftigo[edh]a. See {Fifty}.]       1. Next in order after the forty-ninth; -- the ordinal of             fifty.          2. Consisting of one of fifty equal parts or divisions.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Fiftieth \Fif"ti*eth\, n.       One of fifty equal parts; the quotient of a unit divided by       fifty.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Fop-doodle \Fop"-doo`dle\, n.       A stupid or insignificant fellow; a fool; a simpleton. [R.]       --Hudibras.
From The Free On-line Dictionary of Computing (15Feb98) [foldoc]:
fepped out          /fept owt/ The {Symbolics 3600} {LISP Machine} has a       {Front-End Processor} (FEP).   When the main processor gets       {wedged}, the FEP takes control of the keyboard and screen.       Such a machine is said to have "fepped out" or "dropped into       the fep".          [{Jargon File}]          (1994-12-01)
From The Free On-line Dictionary of Computing (15Feb98) [foldoc]:
Fifth Dimension Technologies          (5DT) Manufacturers of the {5th       Glove}.          (1995-04-04)