v. ex·trud·ed, ex·trud·ing, ex·trudes
1. To push or thrust out.
2. To shape (a plastic, for instance) by forcing it through a die.
To protrude or project.
[Latin extrūdere : ex-, ex- + trūdere, to thrust; see treud- in the Appendix of Indo-European roots.]
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.