falsifiable
Americanadjective
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able to be altered or represented falsely.
Using this technology ensures that customer transactions are tamper-resistant and not falsifiable.
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able to be proven false.
All scientific theories are falsifiable: if evidence that contradicts a theory comes to light, the theory itself is either modified or discarded.
Other Word Forms
Etymology
Origin of falsifiable
First recorded in 1605–15; falsify ( def. ) + -able ( def. )
Vocabulary lists containing falsifiable
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Even more important, researchers would need a falsifiable theory that predicts what such a mission should detect.
From Science Daily ● Apr. 24, 2026
In the sciences, this ideal is embedded in the Popperian method: Theories must be falsifiable, and progress comes not through confirming our beliefs, but by trying to disprove them.
From Salon ● Jul. 13, 2025
It asks the state to present something tangible, something falsifiable, before crossing the threshold.
From Slate ● Jul. 3, 2025
Scientific propositions are, however, testable and hence theoretically falsifiable, so even familiar ones are contingent.
From Washington Post ● Jan. 28, 2023
People may be able to take solace from it, but it’s clear that the statement is not falsifiable and hence, as the English philosopher Karl Popper has insisted, not part of science.
From "Innumeracy: Mathematical Illiteracy and Its Consequences" by John Allen Paulos
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
