Found 2 items, similar to wyvern.
English → English (WordNet)
Definition: wyvern
wyvern
n : a fire-breathing dragon used in medieval heraldry; had the
head of a dragon and the tail of a snake and a body with
wings and two legs [syn:
wivern]
English → English (gcide)
Definition: wyvern
Wiver
\Wiv"er\, Wivern
\Wiv"ern\, 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.]
[1913 Webster]
1. (Her.) A fabulous two-legged, winged creature, like a
cockatrice, but having the head of a dragon, and without
spurs. [Written also
wyvern.]
[1913 Webster]
The jargon of heraldry, its griffins, its mold
warps, its wiverns, and its dragons. --Sir W.
Scott.
[1913 Webster]
2. (Zo["o]l.) The weever.
[1913 Webster]