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4 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 be·ta /ˈbetə/ 名詞
 希臘字母表的第二個字母 (Β, β)

From: Network Terminology

 beta
 貝他

From: Webster's Revised Unabridged Dictionary (1913)

 Be·ta n.  The second letter of the Greek alphabet, B, β. See B, and cf. etymology of Alphabet.
 Note: Beta (B, β) is used variously for classifying, as: (a) Astron. To designate some bright star, usually the second brightest, of a constellation, as, β Aurigæ. (b) Chem. To distinguish one of two or more isomers; also, to indicate the position of substituting atoms or groups in certain compounds; as, β-naphthol. With acids, it commonly indicates that the substituent is in union with the carbon atom next to that to which the carboxyl group is attached.
 

From: WordNet (r) 2.0

 beta
      adj 1: second in order of importance; "the candidate, considered a
             beta male, was perceived to be unable to lead his
             party to victory"
      2: preliminary or testing stage of a software or hardware
         product; "a beta version"; "beta software"
      n 1: the 2nd letter of the Greek alphabet
      2: beets [syn: genus Beta]