xi

noun

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

   “Rewind to the first day of the inaugural Premier League season in August 1992 and 177 players – or 73.1% – featuring in first XIs held English nationality. […] Not since Coventry in 1992 has a Premier League side kicked off a campaign with an all-English XI but things have reached the point where, of the 61 signings who have cost the elite division's 20 clubs a transfer fee this summer, only 12 have involved Englishmen.”

4. A cricket team of eleven players.
5. Capital Greek letter Ξ (X)
6. (alt-of, alternative)Capital Greek letter Ξ (X)
7. (alt-of, alternative)Alternative form of xi/Ξ, ellipsis of xi baryon.

name

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

   “The most important inland water transport takes place along three great rivers, the Xi-jiang (West River) by Guangzhou (Canton); the Yangzi Jiang, which links Shanghai, Wuhan and Chongqing (Chungking); and the Songhua Jiang (Sungari) which passes through Ha’erbin (Harbin) in the north-east.”

   “My slow boat to China began and ended last spring in Hong Kong. For the first leg of the journey, I headed northwest into China on the Xi River, leaving Tai Kok Tsui Pierat dawn for the 10-hour Hovercraft ride from Hong Kong to Wuzhou.”

   “A sand barge struck a bridge over the Xi River between Heshan and the town of Jiujiang in Guangdong yesterday morning, bringing down a section of the structure at least 200 metres long.”

2. A surname from Chinese
3. A surname from Chinese

   “Vice President Xi (pronounced “Shee”), expected to succeed Hu Jintao as president from early 2013, will inherit responsibility for his nation’s far-reaching and sometimes troublesome relationship with the United States.”

   “Across the water, which is 110 miles wide, is Fujian province, where Xi spent 17 years climbing the political ladder before making the leap to the national stage.”

4. A county of Linfen, Shanxi, China.

   “Daning County is located in the south of Luliang Mountain and west of Linfen City in Shanxi Province. Pu County and Xi County are to the east of Daning County,[...]”

   “The 203rd Brigade was blocked by the Red 25th Army, a battalion was wiped out in Xi County, and the battalion commander and more than 200 soldiers were captured.”

   “To help the sales of agricultural products is an effective means of poverty alleviation. In 2017, the Company purchased pears from Xi County of Linfen, Shanxi Province twice at a total cost of 1,329,400 yuan; in August 2017, the Company spent RMB260,000 on melon bought from Maigaiti County of Xinjiang;[...]”

   “In April,2004, 36 people died in Shanxi’s Xi County coal-mining accident. The provincial governor, Zhang Baoshun (Governor Zhang), having been promoted to his position only two months prior to the accident, was shocked by the chaotic conditions of property rights and the consequential predatory mining activities when he arrived at the scene.”

   “As the new round of the fight against poverty began, he was assigned to take up the provisional post of deputy chief of Yangtousheng Township, Xi County, Linfen City.”