Meaning of xi in English:
xi
noun
1The fourteenth letter of the Greek alphabet (Ξ, ξ), transliterated as ‘x’.
‘This page displays the Greek alphabet and gives information on pronunciation for both ... y as in yet, and before gamma, kappa, xi, or chi.’- ‘While having no Latin derivative, the Xi was adopted into the early Cyrillic alphabet, as the letter ksi.’
- 1.1Astronomy followed by Latin genitive The fourteenth star in a specified constellation.‘Xi Cygni’
- ‘The highlight for me that night was Xi Bootes. This colorful double lies about 8 degrees east of Arcturus.’
Pronunciation
Origin
Greek.
Are You Learning English? Here Are Our Top English Tips