conjectural

US /kənˈdʒek.tʃɚ.əl/
UK /kənˈdʒek.tʃɚ.əl/
"conjectural" picture
1.

conjectural, spéculatif

based on or involving conjecture; speculative.

:
The report contained many conjectural statements about the future.
Le rapport contenait de nombreuses déclarations conjecturales sur l'avenir.
His theory remains highly conjectural without further evidence.
Sa théorie reste très conjecturale sans preuves supplémentaires.