The quality of seeming true, having the semblance of reality. Verisimilitude differs from realism in that the former has the quality of believability and can apply to fables whereas the latter is a moral and ideological mission of the writer to depict reality in an accurate manner.
Editors. "Verisimilitude". The Literary Encyclopedia. First published 01 November 2001
[http://www.litencyc.com/php/stopics.php?rec=true&UID=1171, accessed 21 May 2013.]