demonstrable

adjective

de·​mon·​stra·​ble di-ˈmän(t)-strə-bəl 

1

: capable of being demonstrated

2

: apparent, evident

demonstrability

di-ˌmän(t)-strə-ˈbi-lə-tē 

noun

demonstrably

di-ˈmän(t)-strə-blē 

adverb

Synonyms of demonstrable

• verifiable
• confirmable
• empirical

Examples of demonstrable in a Sentence

There is no demonstrable evidence that the treatment is effective.

as a serious scientist, she is only interested in demonstrable phenomena

Recent Examples on the Web

Underfunding staff at either end of the tenure spectrum can come with demonstrable and quantifiable risks. —Sentry Insurance, Forbes.com, 18 June 2026

These improvements, and the demonstrable impact of public dollars, make the case for continued investment. —Brian Sherrod, CBS News, 16 June 2026

Despite demonstrable operational momentum, the street continues to price TXT like a broken business. —Michael Khouw, CNBC, 12 June 2026

The Wayans display an audacious willingness to wander into uncomfortable territory at a time when many entertainers are avoiding talking about such tensions altogether, and there’s demonstrable merit in that. —Alison Foreman, IndieWire, 4 June 2026

Word History

First Known Use

15th century, in the meaning defined at sense 1

Kids Definition

demonstrable

adjective

de·​mon·​stra·​ble di-ˈmän(t)-strə-bəl 

: capable of being demonstrated or proved

demonstrably

-blē 

adverb