hypothetical

adjective

hy·​po·​thet·​i·​cal ˌhī-pə-ˈthe-ti-kəl 

: involving or being based on a suggested idea or theory : being or involving a hypothesis : conjectural

hypothetical arguments

a hypothetical situation

hypothetical noun

Synonyms of hypothetical

• theoretical
• speculative

Examples of hypothetical in a Sentence

She described a hypothetical case to clarify her point.

we talked about what we would do in various hypothetical emergencies

Recent Examples on the Web

Channel hypothetical intensity into movement that others can see. —Tarot.com, Baltimore Sun, 1 Mar. 2026

The Dow tumbled more than 800 points on Monday, in large part because of a Substack post from Citrini Research that laid out hypothetical scenarios for how developments in AI could disrupt certain parts of the economy, including AI agents making white-collar work superfluous. —Auzinea Bacon, CNN Money, 28 Feb. 2026

Built to Solve Real-World Frustrations Scenarios like the one described here aren’t hypothetical, but instead real-world problems that plenty of professionals have encountered at some point during their careers. —Ethan M. Stone, USA Today, 27 Feb. 2026

In this hypothetical future, AI agents rapidly replace software engineers, financial advisors, and middle management. —Nick Lichtenberg, Fortune, 26 Feb. 2026

Word History

First Known Use

1588, in the meaning defined above

Rhymes for hypothetical

• alphabetical
• antithetical
• arithmetical
• catechetical
• exegetical
• homiletical
• parenthetical
• theoretical
• aesthetical
• genetical
• heretical
• magnetical

Kids Definition

hypothetical

adjective

hy·​po·​thet·​i·​cal ˌhi-pə-ˈthet-i-kəl 

1

: involving a hypothesis or the making of assumptions : assumed

2

: imagined for purposes of example

a hypothetical case

hypothetically

-i-k(ə-)lē 

adverb