What do a.m. and p.m. stand for?

eider duck

any of several large sea ducks of the genus Soamateria and allied genera of the Northern Hemisphere, the females of which yield eiderdown.
Origin of eider duck
1850-55 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for eider duck
  • Case report: epizootic of fowl cholera in the common eider duck.
  • The chicks are getting to an age where they may play with an eider duck wing or fish tail.
British Dictionary definitions for eider duck


any of several sea ducks of the genus Somateria, esp S. mollissima, and related genera, which occur in the N hemisphere. The male has black and white plumage, and the female is the source of eiderdown
Word Origin
C18: from Old Norse æthr; related to Swedish ejder, Dutch, German Eider
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source

Word of the Day

Difficulty index for eider duck

Few English speakers likely know this word

Word Value for eider

Scrabble Words With Friends

Nearby words for eider duck