v. con·tra·dict·ed, con·tra·dict·ing, con·tra·dicts
1. To assert to be untrue, often by saying the opposite: "The study contradicts the notion that merely keeping busy keeps people healthy" (Richard A. Knox). See Synonyms at deny.
2. To assert the opposite of a statement or idea put forward by (someone).
3. To be contrary to; be inconsistent with: "[Her] almost giddy warmth in conversation appears to contradict her image as a confrontational, politically outspoken performer" (Elysa Gardner).
To make a contradictory statement.
[Latin contrādīcere, contrādict-, to speak against : contrā-, contra- + dīcere, to speak; see deik- in the Appendix of Indo-European roots.]
con′tra·dicter, con′tra·dictor n.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The American Heritage Dictionary Blog
Check out our blog, updated regularly, for new words and revised definitions, interesting images from the 5th edition, discussions of usage, and more.