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Rosh Hodesh

or Rosh Cho·desh

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

Origin of Rosh Hodesh

From the Hebrew word rōsh ḥōdhesh literally, beginning of the new moon
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for rosh chodesh

Rosh Chodesh

noun
  1. Judaism the first day of a new month, coinciding usually with the new moon, and also the preceding day if the previous month has 30 days, observed as a minor festivalSee also Jewish calendar

Word Origin

from Hebrew, literally: the beginning of the new moon
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012