disprove

verb

dis·​prove (ˌ)dis-ˈprüv 

disproved; disproven (ˌ)dis-ˈprü-vən  also disproved; disproving; disproves

transitive verb

: to prove to be false or wrong : refute

disprove a theory

Synonyms

• refute

Examples of disprove in a Sentence

Magellan's circumnavigation of the globe disproved any lingering notions that the earth is flat.

Recent Examples on the Web

Why do some people endorse claims that can easily be disproved? —Abraham Rutchick, The Conversation, 15 Oct. 2025

Abramov points out that this does not disprove the Mars life explanation, but rather just presents an alternative, albeit much more probable, explanation for the evidence. —Keith Cooper, Space.com, 1 Oct. 2025

Lowell said records and correspondence easily disproved Pulte’s allegation. —Jason Ma, Fortune, 20 Sep. 2025

Not long after MacDougall’s 21 grams experiment, a scientist named Professor Twining attempted to disprove MacDougall by weighing dying mice. —Leah Hudson, Popular Science, 18 Sep. 2025

Word History

Etymology

Middle English, from Anglo-French desprover, from des- dis- + prover to prove

First Known Use

14th century, in the meaning defined above

Rhymes for disprove

• approve
• improve
• remove
• reprove
• disapprove
• groove
• move
• prove

Kids Definition

disprove

verb

dis·​prove (ˈ)dis-ˈprüv 

: to prove to be false