Letters that make eider
d, e, r, i are letters that make 'eider'
eiders is a word created by adding a letter to 'eider'
1 possible definitions for 'eider'
Under this definition, eider is a noun and has the following properties:
eider duck has the same meaning as eider
'eider' can be a type of sea duck.
'eider' can be a member of Somateria, genus Somateria.
eiderdown is a part of eider.