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demonstrably

American  
[dih-mon-struh-blee] / dɪˈmɒn strə bli /

adverb

  1. in a way that can be demonstrated or proved.

    Privatization may be good for the government contractors who profit, but it's demonstrably less efficient in sectors like health care.

  2. very evidently; obviously.

    Earlier in the game, the wide receiver was demonstrably agitated about not getting the ball enough.


Other Word Forms

Etymology

Origin of demonstrably

demonstrab(le) ( def. ) + -ly

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.

See Examples For:

He contends that no one has yet come up with “a single case of a demonstrably innocent person executed in America in the modern era.”

From Slate Aug. 13, 2026

Fifa has now itself hit out at "unsubstantiated assertions and demonstrably false claims", adding that "speculation and insinuation should not be presented as fact".

From BBC Aug. 8, 2026

Warsh was demonstrably clear about one thing, in both the postmeeting statement and his press conference.

From Barron's Jun. 18, 2026

Democratic systems depend on something more demanding: the ability to tolerate disagreement, engage with complexity and distinguish between what feels true and what is demonstrably so.

From The Wall Street Journal Mar. 26, 2026

A mathematical proposition is either demonstrably true, or it is not.

From "Words Like Loaded Pistols" by Sam Leith

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