. . "Transoxiana (also spelled Transoxania), known in Arabic sources as Maa waraa' an-nahr (Arabic: \u0645\u0627\u0648\u0631\u0627\u0621 \u0627\u0644\u0646\u0647\u0631\u200E \"what (is) beyond the (Oxus) river\") and in Persian as \"F\u0153r\u0251:ru:d\u0251:n\" (\u0641\u0631\u0627\u0631\u0648\u062F\u0627\u0646), is the ancient name used for the portion of Central Asia corresponding approximately with modern-day Uzbekistan, Tajikistan, southern Kyrgyzstan and southwest Kazakhstan. Geographically, it is the region between the Amu Darya (Ancient Greek: \u038F\u03BE\u03BF\u03C2 \u014Cxos) and Syr Darya rivers."@en .