Synonyms of hypothetical

hypothetical 1 of 2

adjective

ˌhī-pə-ˈthe-ti-kəl 

as in theoretical

existing only as an assumption or speculation

we talked about what we would do in various hypothetical emergencies

Synonyms & Similar Words

• theoretical
• speculative
• conjectural
• suppositional
• academic
• alleged
• proposed
• conceptual
• presumed
• abstract
• unproven
• assumed
• metaphysical
• moot
• unproved
• debatable
• supposed
• untested
• intellectual
• presupposed
• nonclinical
• nonempirical
• nonpractical

Antonyms & Near Antonyms

• actual
• real
• factual
• practical
• clinical
• concrete
• definite
• distinct
• defined
• demonstrated
• confirmed
• empirical
• observational
• tested
• proven
• validated
• substantiated
• established
• authenticated
• verified
• attested
• time-tested
• nontheoretical
• nonspeculative

hypothetical

2 of 2

noun

as in assumption

something taken as being true or factual and used as a starting point for a course of action or reasoning

believes that predictions of the extinction of certain species as the result of global warming are based upon too many hypotheticals

Synonyms & Similar Words

• assumption
• theory
• hypothesis
• premise
• belief
• postulate
• given
• presupposition
• presumption
• supposition
• if
• proposition
• principle
• assertion
• thesis
• basis
• axiom
• doctrine
• inference
• conclusion
• truism
• law
• rule
• standard
• gospel
• dogma
• declaration
• tenet
• precept
• deduction
• foundation
• canon
• affirmation
• dictum
• verity
• ground
• avouchment
• ipse dixit

Example Sentences

Recent Examples of hypothetical

Adjective

The individual components also allow the hypothetical California Beach Air owner to tailor the configuration to the trip. — New Atlas, 11 Aug. 2026

Mortality, even if distant or hypothetical, is implicit in every patient encounter. — Dr. Lucy McBride, Time, 8 Aug. 2026

Noun

Maybe my innocent hypothetical would soon become very real. — Steven Rowley, PEOPLE, 3 June 2026

Families confronting complicated pregnancies are living through painful, high-stakes situations — not policy hypotheticals. — Robin Sautter, Washington Post, 18 Apr. 2026