Dad

from WordNet (r) 3.0 (2006)
dad
    n 1: an informal term for a father; probably derived from baby
         talk [syn: {dad}, {dada}, {daddy}, {pa}, {papa}, {pappa},
         {pop}]
from The Collaborative International Dictionary of English v.0.48
Dad \Dad\ (d[a^]d), n. [Prob. of Celtic origin; cf. Ir. daid,
   Gael. daidein, W. tad, OL. tata, Gr. ta`ta, te`tta, Skr.
   t[=a]ta.]
   Father; -- a word sometimes used by children.
   [1913 Webster]

         I was never so bethumped with words,
         Since I first called my brother's father dad. --Shak.
   [1913 Webster]
from V.E.R.A. -- Virtual Entity of Relevant Acronyms (June 2006)
DAD
       Desktop Application Director (WordPerfect)
from Moby Thesaurus II by Grady Ward, 1.0
50 Moby Thesaurus words for "dad":
      Methuselah, abba, antediluvian, antique, back number, conservative,
      daddy, dodo, elder, father, fogy, fossil, foster father, fud,
      fuddy-duddy, genitor, governor, granny, has-been, longhair,
      matriarch, mid-Victorian, mossback, old believer, old crock,
      old dodo, old fogy, old liner, old man, old poop, old woman,
      old-timer, pa, pap, papa, pappy, pater, paterfamilias, patriarch,
      pop, pops, reactionary, regular old fogy, relic, sire, square,
      starets, stepfather, the old man, traditionalist
antiflux / dictionary / Dad
[email protected]