Lexical Definition

‎סִיוָן‎ Çîyvân (see-vawn') Sivan N:N--T
probably of Persian origin

Sivan.

1) the 3rd month in the Jewish calendar corresponding to May-Jun

Usage: 1 form in 1 verse
Form Translated As     In Verse(s)
סִיוָ֗ן Sivan Esth.8.9

Brown-Driver-Briggs

‎סִיוָן‎ proper name of 3rd month, Siwan = May-June (loan-word from Assyrian -Babylonian Simânu, compare SchrCOT Neh 1:1 Muss-ArnJRL xi (1892), 82 ff.; Palmyrene ‎סיון‎ Lzb328 Cook84); — ‎׳‎‎בַּחֹדֶשׁ הַשְּׁלִישֹׁי הוּאתֹֿדֶשׁ ס‎ Esth 8:9.

Brown-Driver-Briggs References

Book Refs
Nehemiah 1:1
Esther 8:9