supposed

adjective

1. 1

   based primarily on surmise rather than adequate evidence

   theories about the extinction of dinosaurs are still highly conjectural

   the supposed reason for his absence

2. 2

   mistakenly believed

   the supposed existence of ghosts

3. 3

   required or under orders

   I'm supposed to be there at ten

   he was supposed to go to the store

4. 4

   doubtful or suspect

   these so-called experts are no help