wivern

• POS: Noun
• HYPHEN: wi=vern

CIDE DICTIONARY

wivern, n. [OE. wivere a serpent, OF. wivre, guivre, F. givre, guivre, wiver, from L. vipera; probably influenced by OHG. wipera, from the Latin. See Viper, and cf. Weever.].

•  A fabulous two-legged, winged creature, like a cockatrice, but having the head of a dragon, and without spurs.  [1913 Webster]

  "The jargon of heraldry, its griffins, its mold warps, its wiverns, and its dragons."  [1913 Webster]
•  The weever.  [1913 Webster]

OXFORD DICTIONARY

wivern, var. of WYVERN.