fictitious

Concise Oxford English Dictionary © 2008 Oxford University Press:
fictitious /fɪkˈtɪʃəs/

▶adjective

• 1 not real or true; imaginary or invented.

• 2 relating to or denoting the characters and events found in fiction.

– derivatives
fictitiously adverb,
fictitiousness noun.

– origin C17: from L. ficticius (from fingere ‘contrive, form’) + -ous (see also -itious2).