Dictionary and Thesaurus

Definition of Supposititious

• (a.) Fraudulently substituted for something else; not being what is purports to be; not genuine; spurious; counterfeit; as, a supposititious child; a supposititious writing.
• (a.) Suppositional; hypothetical.

Synonyms of Supposititious

• Conjectural
• Divinatory
• Hypothetical
• Hypothetic
• Supposed
• Suppositional
• Suppositious

Antonyms of Supposititious

Homophones of Supposititious