xi

noun
\ ˈzī How to pronounce xi (audio) , ˈksī How to pronounce xi (audio) \
plural xis

Definition of xi

 (Entry 1 of 2)

: the 14th letter of the Greek alphabet — see Alphabet Table

Xi

geographical name
\ ˈshē How to pronounce Xi (audio) \
variants: or Hsi or Si

Definition of Xi (Entry 2 of 2)

river 300 miles (483 kilometers) long in Guangxi Zhuangzu and Guangdong, southeastern China, flowing east into the South China Sea

First Known Use of xi

Noun

15th century, in the meaning defined above

History and Etymology for xi

Noun

Greek xei

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The first known use of xi was in the 15th century

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Cite this Entry

“Xi.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/xi. Accessed 12 Apr. 2021.

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