CONJECTURAL Synonyms: 50 Similar and Opposite Words

conjectural

adjective

kən-ˈjek-chə-rəl

Definition of conjectural

as in speculative

existing only as an assumption or speculation a necessarily conjectural account of Shakespeare's life, since there is so little hard information

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of conjectural The first two questions are too hypothetical and conjectural. — Baltimore Sun Staff, Baltimore Sun, 20 May 2026 Projections of economic gains from major sporting events are typically optimistic, euphoric, chimerical or conjectural. — Michael Hiltzik, Los Angeles Times, 19 June 2025 That statistic is somewhat conjectural, since the vast majority of rapes in India are apparently not reported. — Mark Jenkins, Washington Post, 7 Nov. 2023 See All Example Sentences for conjectural

Recent Examples of Synonyms for conjectural

Adjective

These smaller upstart computing providers are more speculative bets on the AI boom, with weaker balance sheets than the incumbent megacaps.

— Kevin Stankiewicz, CNBC, 4 Nov. 2026
She may have been sold to an out-of-state game farm, said sources who spoke to Outdoor Life on the condition that they wouldn’t be identified based on the speculative nature of their hunches.

— Andrew McKean, Outdoor Life, 29 Oct. 2026

Definition of speculative

Adjective

The Supreme Court Despite being asked several times on the campaign trail—thanks to the vacancy left by Antonin Scalia in February 2016—Clinton never revealed her hypothetical pick for late justice’s Supreme Court seat.

— Hugh Cameron, MSNBC Newsweek, 8 Nov. 2026
Often called Planet Nine—poking fun at professional astronomers’ 2006 demotion of Pluto from being the solar system’s ninth planet—this hypothetical body’s existence has been hotly debated, though that hasn’t slowed the search.

— Phil Plait, Scientific American, 6 Nov. 2026

Definition of hypothetical

Adjective

This development bridges the understanding between theoretical nanoparticle control and practical application.

— Mrigakshi Dixit, Interesting Engineering, 2 Nov. 2026
Instead, much of the ISM appears to be unstable — a finding that directly contradicts the leading theoretical models taught in textbooks.

— Perri Thaler, Quanta Magazine, 30 Oct. 2026

Definition of theoretical

Browse Nearby Words

congruously

conjectural

conjecture

See all Nearby Words

Cite this Entry

Style

“Conjectural.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/conjectural. Accessed 10 Nov. 2026.

Copy Citation

Synonyms of conjectural

adjective

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster

Word of the Day

defer

Popular in Grammar & Usage

How to Use 'Who' vs. 'Whom'

31 Useful Rhetorical Devices

More Commonly Misspelled Words

Merriam-Webster’s Great Big List of Words You Love to Hate

'Affect' vs. 'Effect'

Popular in Wordplay

Great Big List of Beautiful and Useless Words, Vol. 5

9 Words That Sound Like Insults But Aren't

The Longest Long Words List

Even More Bird Names that Sound Like Insults (and Sometimes Are)

12 Lovely and Unusual Words for the Natural World

Popular

How to Use 'Who' vs. 'Whom'

Great Big List of Beautiful and Useless Words, Vol. 5

9 Words That Sound Like Insults But Aren't

Games & Quizzes