tr.v. es·tab·lished, es·tab·lish·ing, es·tab·lish·es
a. To cause (an institution, for example) to come into existence or begin operating; found; set up.
b. To bring about; generate or effect: establish goodwill in the neighborhood.
a. To place or settle in a secure position or condition: They established me in my own business.
b. To cause to become regular or usual: established the habit of going to bed early.
c. To cause to be able to grow or thrive: The tree needs to be watered to help it become established.
3. To cause to be recognized and accepted: a discovery that established his reputation.
4. To introduce and put (a law, for example) into force.
5. To prove the validity or truth of: The defense attorneys established the innocence of the accused.
6. To make a state institution of (a church).
[Middle English establishen, from Old French establir, establiss-, from Latin stabilīre, from stabilis, firm; see stā- in the Appendix of Indo-European roots.]
Synonyms: establish, create, found1, institute, organize
These verbs mean to bring something into existence and set it in operation: establishing a business; created a trust fund; founded a colony; instituted an annual benefit concert; organizing a field trip.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. 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.