Sivan

From the name of the ninth month of the Hebrew calendar (occurring in late spring). It was adopted from the Babylonian calendar, derived from Akkadian simānu meaning "season, occasion" [1] .

1. Akkadian Dictionary, entry 2131, available from http://www.assyrianlanguages.org/akkadian/dosearch.php?searchkey=2131&language=id.

harpists isograms months spring time periods