de·​mon·​stra·​ble | \ di-ˈmän(t)-strə-bəl How to pronounce demonstrable (audio) \

Definition of demonstrable

1 : capable of being demonstrated

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Other Words from demonstrable

demonstrability \ di-​ˌmän(t)-​strə-​ˈbi-​lə-​tē How to pronounce demonstrability (audio) \ noun
demonstrably \ di-​ˈmän(t)-​strə-​blē How to pronounce demonstrably (audio) \ adverb

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

This year offered more demonstrable evidence that all animals—big, small, with wings, or with thumbs—will face the drastic effects of climate change. David Grossman, Popular Mechanics, "Global Warming Could Make These Sea Turtles 98% Female," 27 Dec. 2018 Interested developers need to come up with a team of at least five people with demonstrable experience in Unity and Java Server and send a 10-page pitch document (as opposed to a working prototype). Sam Machkovech, Ars Technica, "Pokémon Go creators launch AR-game contest that (nearly) resembles American Idol," 21 Dec. 2018 And the sheer power of no-platforming, the demonstrable ability to ruin media figures’ careers and thus have a chilling effect on controversial speech, suggests it should be used with caution. Zack Beauchamp, Vox, "Milo Yiannopoulos’s collapse shows that no-platforming can work," 5 Dec. 2018 Despite the lack of any demonstrable progress since then, Trump is moving ahead with preparations for a second summit based on what Sanders described as good-faith efforts by Kim. Eli Stokols, The Seattle Times, "kim-meeting," 10 Sep. 2018 What’s more, he’s made no demonstrable progress in learning during his year and a half in office. Zack Beauchamp, Vox, "A simple analogy for understanding Trump’s Putin meeting," 17 July 2018 His comments contained at least four significant and demonstrable lies. Zack Beauchamp, Vox, "Trump told 4 lies about the inspector general report in one short Fox News hit," 15 June 2018 At White House direction, the Trump EPA recalculated those figures last year to include only demonstrable domestic benefits. The Editorial Board, WSJ, "Cost-Benefit Reform at the EPA," 6 June 2018 Still, Muhammad Ali's 1995 visit didn't seem to have any demonstrable effect on North Koreans' willingness to absorb state propaganda, although Ali did not exactly acquit himself well as a diplomat. Siobhán O'grady, Washington Post, "Dennis Rodman might go to Singapore. Here’s the story of his friendship with Kim Jong Un.," 6 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'demonstrable.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of demonstrable

15th century, in the meaning defined at sense 1

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Statistics for demonstrable

Last Updated

23 Apr 2019

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The first known use of demonstrable was in the 15th century

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English Language Learners Definition of demonstrable

formal : able to be proven or shown : possible to demonstrate

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Comments on demonstrable

What made you want to look up demonstrable? Please tell us where you read or heard it (including the quote, if possible).


not to be persuaded, moved, or stopped

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