
1) Jewish calendar month 2) Jewish calendar starter 3) Month of Succoth 4) Rosh hashana month 5) Start of the Hebrew calendar 6) Time of rosh hashanah 7) Yom Kippur month
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https://www.crosswordclues.com/clue/tishri

(from the article `Jewish calendar`) ...(Abib [March–April of the Western Gregorian calendar]), Iyyar (Ziv [April–May]), Sivan (May–June), Tammuz (June–July), Av (July–August), Elul ... Tishri (September–October) 1–2 Rosh Hashana (New Year)3 Tzom Gedaliahu (Fast of Gedaliah)10 Yom Kippur (Day of Atone...
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http://www.britannica.com/eb/a-z/t/54

Tishri is the seventh month of the Jewish sacred year, and the first month of the civil year. It corresponds approximately with October. The first day of Tishri is observed as Rosh Hashanah, or feast of the New Year; the day of Atonement is on the 10th; and the feast of Tabernacles, or harvest festival, on the 15th.
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http://www.probertencyclopaedia.com/browse/AT.HTM

[
n] - the first month of the civil year
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http://www.webdictionary.co.uk/definition.php?query=Tishri
noun the first month of the civil year; the seventh month of the ecclesiastical year in the Jewish calendar (in September and October)
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https://www.encyclo.co.uk/local/20974
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