Ms. also Ms (mĭz)
n. pl. Mses. also Mses also Mss. or Mss (mĭzĭz)
1. Used as a courtesy title before the surname or full name of a woman or girl: Ms. Doe; Ms. Jane Doe. See Usage Note at miss2.
2. Used in informal titles for a woman to indicate the epitomizing of an attribute or activity: Ms. Fashionable; Ms. Volleyball.
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.