Rosh Hashanah occurs on the first and second days of Tishri. In Hebrew, Rosh Hashanah means, literally, "head of the year" or "first of the year." Rosh Hashanah is commonly known as the Jewish New Year. http://www.jewfaq.org/holiday2.htm
Rosh Hashanah (Hebrew: ראש השנה, literally "Head of the year," Israeli: Hebrew pronunciation: [ˈʁoʃ haʃaˈna], Ashkenazic: ˈɾoʃ haʃːɔˈnɔh, Yiddish: [ˈrɔʃəˈʃɔnə]) is a Jewish holiday commonly referred to as the "Jewish New Year." It is observed on the first day of Tishrei, the seventh month of the Hebrew calendar.
at 1:14 PM on Sep. 9, 2010