DISPROVE, verb transitive [dis and prove.] 1. To prove to be false or erroneous; to confute; as, to disprove an assertion, a statement, an argument, a proposition. 2. To convict of the practice of error. [Not in use.] 3. To disallow or disapprove. [Not in use.]
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI