The Collaborative International Dictionary of English v.0.48:

Fabricator \Fab"ri*ca`tor\, n. [L.]
   One who fabricates; one who constructs or makes.
   [1913 Webster]

         The fabricator of the works of Ossian.   --Mason.
   [1913 Webster]

WordNet (r) 3.0 (2006):

fabricator
    n 1: someone who tells lies [syn: storyteller, fibber,
         fabricator]