Proper noun

1. A Jewish holiday, originally a harvest festival but also commemorating the anniversary of the giving of the Ten Commandments to Moses and the Israelites at Mount Sinai.
   • 1971, United States Congress: Senate: Foreign Relations, Public Financing of Radio Free Europe and Radio Liberty - Major Jewish holidays such as Rosh Hashanah, Yom Kippur, Simchat Torah, Succoth, Chanukah, Passover and Shavuot have been celebrated with Hebrew prayers and songs.
   • 1975, Israel Zinberg, Old Yiddish Literature from Its Origins to the Haskalah Period - On the first day of Shavuot the Ten Commandments were explained to the people homiletically in the vernacular.