Upsilon

Upsilon (uppercase Υ, lowercase υ; Ύψιλον, Úpsilon) is the 20th letter of the Greek alphabet. In the system of Greek numerals it has a value of 400. It is derived from the Phoenician waw . The name of the letter is pronounced ˈipsilon in Modern Greek, and in English n, ən {respell|yewp|SY|lən}, or n {respell|YEWP|sə-lon}. It is occasi...
Found on http://en.wikipedia.org/wiki/Upsilon

upsilon

[n] - the 20th letter of the Greek alphabet
Found on http://www.webdictionary.co.uk/definition.php?query=upsilon

Upsilon

• (n.) The 20th letter (/, /) of the Greek alphabet, a vowel having originally the sound of / as in room, becoming before the 4th century b. c. that French u or Ger. u. Its equivalent in English is u or y.
Found on http://thinkexist.com/dictionary/meaning/upsilon/

upsilon

noun the 20th letter of the Greek alphabet
Found on http://wordnetweb.princeton.edu/perl/webwn?s=upsilon

upsilon

20th Letter in the Greek alphabet. ... (05 Mar 2000) ...
Found on http://www.encyclo.co.uk/local/20973

upsilon

adverb One of the two directions pointing out of realmspace into tetraspace; movement in the positive w direction. In tetraspace, represented by the vector <0,0,0,1>. This term refers to the direction analogous to up; the 'u' in 'upsilon' corresponds to the 'u' in 'up'. In some literature, this direction is referred to as kata. This term is the sam...
Found on http://www.translationdirectory.com/glossaries/glossary141.htm

upsilon

Type: Term Pronunciation: up′si-lon Definitions: 1. The 20th letter of the Greek alphabet, Ψ.
Found on http://www.medilexicon.com/medicaldictionary.php?t=95803

upsilon

upsilon 1. The 20th letter of the Greek alphabet, represented in the English alphabet as 'y' or 'u'. 2. In physics, any of several ephemeral particles whose mass is ten times that of a proton. This letter has the sound of French u, Latin and Old English y; and it is transliterated in English as u or y.
Found on http://www.wordinfo.info/words/index/info/view_unit/2233/
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