"Tigris." YourDictionary, n.d. Web. 05 December 2018. <https://www.yourdictionary.com/tigris>.
Tigris. (n.d.). Retrieved December 05th, 2018, from https://www.yourdictionary.com/tigris
A river in Southwest Asia flowing 1,150 miles east-southeast from the Armenian Highland in Turkey through Iraq. It forms the eastern edge of classical Mesopotamia. It unites with the Euphrates River to form the Shatt al-Arab before flowing into the Persian Gulf.
From LatinTigris, from Ancient Greek Î¤Î¯Î³ÏÎ¹Ï‚ (Tigris), an alternative form of Î¤Î¯Î³ÏÎ·Ï‚ (TigrÄ“s).
English Wiktionary. Available under CC-BY-SA license.