'Hypothetical' definitions:

Definition of 'hypothetical'

From: WordNet
adjective
Based primarily on surmise rather than adequate evidence; "theories about the extinction of dinosaurs are still highly conjectural"; "the supposed reason for his absence"; "suppositious reconstructions of dead languages"; "hypothetical situation" [syn: conjectural, divinatory, hypothetical, hypothetic, supposed, suppositional, suppositious, supposititious]
noun
A hypothetical possibility, circumstance, statement, proposal, situation, etc.; "consider the following, just as a hypothetical"

Definition of 'Hypothetical'

From: GCIDE
  • Hypothetic \Hy`po*thet"ic\, Hypothetical \Hy`po*thet"ic*al\, a. [L. hypotheticus, Gr. ?: cf. F. hypoth['e]tique.] 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. [1913 Webster]
  • Causes hypothetical at least, if not real, for the various phenomena of the existence of which our experience informs us. --Sir W. Hamilton. [1913 Webster]
  • Hypothetical baptism (Ch. of Eng.), baptism administered to persons in respect to whom it is doubtful whether they have or have not been baptized before. --Hook. -- {Hy`po*thet"ic*al*ly}, adv. --South. [1913 Webster]