tautological

adjective

tau·​to·​log·​i·​cal ˌtȯ-tə-ˈlä-ji-kəl 

1

: involving or containing rhetorical tautology : redundant

2

: true by virtue of its logical form alone

tautologically

ˌtȯ-tə-ˈlä-ji-k(ə-)lē 

adverb

Examples of tautological in a Sentence

Recent Examples on the Web

That all prices – high and low – are transitory is tautological. — John Tamny, Forbes.com, 23 Aug. 2026

Ultimately, the question of motive may be tautological, given the species in question. — Alex Ross, New Yorker, 24 Nov. 2025

On the surface, this might just seem tautological. — Big Think, 24 Oct. 2025

More realistically, production is a tautological signal of money in circulation, not the existence of central banks, mints, Treasuries, monetary authorities, or economists advising all four more broadly. — John Tamny, Forbes, 19 Jan. 2025

Word History

First Known Use

1620, in the meaning defined at sense 1

Rhymes for tautological

• astrological
• biological
• christological
• chronological
• cosmological
• cytological
• dialogical
• ecological
• ethnological
• ethological
• geological
• histological