Webster's Revised Unabridged Dictionary · 1913

Hypothetic

Hypothetic , adjective

[Latin hypotheticus, Greek {not transcribed}: compare French hypothétique.]

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.
Causes hypothetical at least, if not real, for the various phenomena of the existence of which our experience informs us. — Sir W. Hamilton
Collocations (1)
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

Also: Hypothetical