Definify.com
Webster 1913 Edition
Amphisbaena
‖
Amˊphis-bæ′na
,Noun.
[L., fr. Gr. [GREEK]; [GREEK] on both ends + [GREEK] to go.]
1.
A fabled serpent with a head at each end, moving either way.
Milton.
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.
☞ The
Gordius aquaticus
, or hairworm, has been called an amphisbaena
; but it belongs among the worms.