Rosh Hodesh

or Rosh Cho·desh

[ rohsh khoh-desh; Ashkenazic Hebrew rohsh khoh-desh; Sephardic Hebrew rawsh khaw-desh ]

noun

, Judaism.

1. the beginning of a new month in the Jewish calendar, celebrated in a specified manner during the morning service in the synagogue.

Word History and Origins

Origin of Rosh Hodesh¹

From Hebrew rōsh ḥōdhesh literally, “beginning of the new moon”