All 3 Uses

hypothesis
in
Nogin
(Edited)

Actually, there are several options for your hypothetical future recovery scenario, should we proceed any further.
p. 7.9 *

hypothetical = of something temporarily treated as true to advance a discussion or to further investigation
Options for My Hypothetical Future Recovery Scenario (Abridged):
p. 8.1
Personal Reactions to Options for My Hypothetical Future Recovery Scenario (Abridged):
p. 8.4

Definitions:

(1) (hypothesis as in: a study to test her hypothesis)
a seemingly reasonable, but unproven idea or explanation based upon known facts

In casual conversation, theory is a synonym for hypothesis, but a scientist would say that a hypothesis needs to pass rigorous tests before it could be accepted as a theory.
(2) (hypothesis as in: assume as a working hypothesis)
something that may or may not be true, but is temporarily treated as true to advance a discussion or to further investigation

This sense of hypothesis is typically seen in the form, hypothetical, or hypothetically.
(3) (meaning too rare to warrant focus)