tr.v. con·fut·ed, con·fut·ing, con·futes
1. To prove to be wrong or in error; refute decisively.
2. Obsolete To confound.
[Latin cōnfūtāre; see bhau- in the Appendix of Indo-European roots.]
con·futa·tive (kən-fytə-tĭv) adj.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.