1. The act or an instance of enjoining; a command, directive, or order.
2. Law A court order requiring a party to refrain from doing a particular act or to do a particular act.
[Middle English injunccion, from Late Latin iniūnctiō, iniūnctiōn-, from Latin iniūnctus, past participle of iniungere, to enjoin : in-, in; see IN-2 + iungere, to join; see yeug- 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.