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

Second, target demonstrable harms while preserving the flexibility necessary for innovation. —Ion Stoica, Fortune, 27 May 2026

Applying intelligence means shifting budget from the visible to the foundational, from the demonstrable to the durable, from the model layer to the application layer. —Rohit Kedia, Forbes.com, 27 May 2026

Veterinarians do as well, and the American Veterinary Medical Association has said California’s approach on Prop 12 is unscientific and has no demonstrable benefit to animals. —Dp Opinion, Denver Post, 27 May 2026

But Hadler does not believe that fibromyalgia should be classified as a disease in the traditional biomedical sense, because medicine has yet to identify a discrete, demonstrable pathophysiological process underlying it. —Jason Liebowitz, The Atlantic, 12 May 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