The 14th letter of Classical and Modern Greek. The 15th in Ancient and Old Greek. / (physics) Either of a pair of hyperons having spin 1/2, which decay into a lambda particle and a pion.

(soccer) A football (soccer) team of eleven players. / (cricket) A cricket team of eleven players.

A river in China, the western tributary of the Pearl.

A surname from Chinese / Xi Jinping, current General Secretary of the Chinese Communist Party (2012–present).

A county of Linfen, Shanxi, China.

Capital Greek letter Ξ (X) / Alternative form of xi, Greek letter Ξ/ξ (X/x) / (physics) Alternative form of xi/Ξ Ellipsis of xi baryon.

plural of xi

plural of Xi

plural of Xi

plural of XI