Undyne is often a misspelling of undine.
Undyne has no English definition.
As a noun undine
is a female water-sprite or nymph.
As a proper noun Undine
is {{given name|female|from=Latin}}.
undine
English
Noun
(
en noun)
A female water-sprite or nymph.
The elemental being of water.
undyne
Not English
Undyne has no English definition. It may be misspelled.