DICT.TW Dictionary Taiwan

 am·phis·bae·na /ˌæm(p)fəsˈbinə/
 兩頭蛇無足蜥蜴

 Am·phis·bæ·na n.
 1. A fabled serpent with a head at each end, moving either way.
 2. Zool. A genus of harmless lizards, serpentlike in form, without legs, and with both ends so much alike that they appear to have a head at each, and ability to move either way. See Illustration in Appendix.
 Note: ☞ The Gordius aquaticus, or hairworm, has been called an amphisbaena; but it belongs among the worms.
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 amphisbaena
      n 1: (classical mythology) a serpent with a head at each end of
           its body
      2: type genus of the Amphisbaenidae [syn: genus Amphisbaena,
         Amphisbaenia, genus Amphisbaenia]
      [also: amphisbaenae (pl)]