pareidolia

noun
  1. the imagined perception of a pattern or meaning where it does not actually exist, as in considering the moon to have human features

Word Origin for pareidolia

C20: from para- 4 + eidolon
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012