vi·car·i·ous (vī-kârē-əs, vĭ-)
1. Experienced or felt by empathy with or imaginary participation in the life of another person: read about mountain climbing and experienced vicarious thrills.
2. Endured or done by one person substituting for another: vicarious punishment.
3. Committed or entrusted to another, as powers or authority; delegated.
4. Physiology Occurring in or performed by a part of the body not normally associated with a certain function.
[From Latin vicārius; see VICAR.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2019 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.