Meaning & use

Falsify

verb·Everyday

Last updated

To alter or present information dishonestly so as to deceive; to prove something false.

See it in a sentence

The accountant was accused of falsifying the company's financial records.

The new evidence helped falsify the original theory.

A note on using this word

In science, 'falsify' has a technical meaning: to disprove a hypothesis through testing, central to Karl Popper's philosophy of science.

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Another way to use it

2. verb

To demonstrate that a scientific hypothesis or theory is false through observation or experiment.

A single contradictory result can falsify an otherwise well-supported theory.

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