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1. Denunciatory or abusive language; vituperation: an orator known for his abundant use of invective.
2. A denunciatory or abusive expression or discourse: shouted invectives at the umpire.
[From Middle English invectif, denunciatory, from Old French, from Late Latin invectīvus, reproachful, abusive, from Latin invectus, past participle of invehī, to inveigh against; see inveigh.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.