1. Of or relating to horseback riding or horseback riders.
2. Depicted or represented on horseback: an equestrian statue of a famous monarch.
One who rides a horse or performs on horseback.
[From Latin equester, equestr-, from eques, horseman, from equus, horse; see ekwo- in the Appendix of Indo-European roots.]
e·questri·an·ism, e·questri·an·ship n.
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.