from The American Heritage® Dictionary of the English Language, 4th Edition
- transitive v. To prove to be false, invalid, or in error; refute.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To prove to be false or erroneous; to confute; to refute.
from the GNU version of the Collaborative International Dictionary of English
- transitive v. To prove to be false or erroneous; to confute; to refute.
- transitive v. To disallow; to disapprove of.
from The Century Dictionary and Cyclopedia
- To prove to be false or erroneous; confute; refute: as, to disprove an assertion, an argument, or a proposition.
- To prove not to be genuine, real, or just; set aside by contrary proof; invalidate: as, to disprove a person's claim to land.
- To convict of the practice of error.
- To disapprove; disallow.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. prove to be false
Middle English disproven, from Old French desprover : des-, dis- + prover, to prove; see prove.(American Heritage® Dictionary of the English Language, Fourth Edition)
Middle English, from Anglo-Norman desprover (Wiktionary)