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XIS

 - 3 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.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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xi   (zī, sī, ksē)   
n.  
  1. The 14th letter of the Greek alphabet. See Table at alphabet.

  2. See xi baryon.


[Greek xei, xī.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

xi (zī, sī, ksē)
n.

Symbol ξ The 14th letter of the Greek alphabet.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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