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XIS - 2 dictionary results

xi

[zahy, sahy; Gk. ksee]
–noun, plural xis.
1. the 14th letter of the Greek alphabet (Ξ, ξ).
2. the group of consonant sounds represented by this letter.
xi   (zī, sī, ksē)   
n.  
  1. The 14th letter of the Greek alphabet. See Table at alphabet.
  2. See xi baryon.

[Greek xei, xī.]
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