disproven
adjectiveUK /dɪsˈpruːvən/
US /dɪsˈpruːvən/
Shown to be not true.
The old story about the moon being made of cheese was disproven by scientists.
OTHER MEANINGS
2. Past participle of disprove, meaning to show that something is wrong or untrue.
She disproved the rumor with a simple experiment.
3. Proven to be incorrect through testing or argument.
The theory was disproven after many careful trials.
4. Shown to be false in a court or official setting.
The claim was disproven by the witness's testimony.