Rosh Ha·sha·nah also Rosh Ha·sha·na or Rosh Ha·sho·na or Rosh Ha·sho·nah (rôsh′ hə-shônə, -shä-, hä-, hä-shä-nä)
The Jewish New Year, observed on the first day or the first and second days of Tishri and marked by solemnity as well as festivity.
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.