eider
English
/ˈaɪdə/, /ˈaɪdɚ/
noun
Definitions
- Any of the species of the genera Polysticta or Somateria, in the seaduck subfamily Merginae, which line their nests with fine down (taken from their own bodies).
Etymology
Derived from Icelandic æðar derived from Swedish eider.
Origin
Swedish
eider