Adar Sheni

[ English, Ashkenazic Hebrew shey-nee; Sephardic Hebrew shey-nee ]
/ English, Ashkenazic Hebrew ˈʃeɪ ni; Sephardic Hebrew ʃeɪˈni /

noun

an intercalary month of the Jewish calendar, added between Adar and Nisan; Veadar.

Origin of Adar Sheni

From the Hebrew word ădhār shēnī Adar the Second