/ Dictionary / Index H hypothetical: Meaning and Definition of Find definitions for: hy•po•thet•i•cal Pronunciation: (hī"pu-thet'i-kul), [key] — adj. assumed by hypothesis; supposed: a hypothetical case. of, pertaining to, involving, or characterized by hypothesis: hypothetical reasoning. given to making hypotheses. (of a proposition) highly conjectural; not well supported by available evidence. (of a proposition or syllogism) conditional. —n. a hypothetical situation, instance, etc.: The Secretary of Defense refused to discuss hypotheticals with the reporters. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: hypothetical (Thesaurus) hypothesize hypothetico-deductive method Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language