- Conjectural - Imaginary - Theoretical - Unearthly - Characterized by, or of the nature of, an hypothesis;
conditional; assumed without proof, for the purpose of reasoning and
deducing proof, or of accounting for some fact or phenomenon.
- Hypothetical or imaginary - Ideal or imaginary - In theory only - Purely theoretical - Consisting of, or conveying, notions or ideas; expressing
abstract conceptions. - Existing in idea only; visionary; whimsical. - Given to foolish or visionary expectations; whimsical;
fanciful; as, a notional man.