greater scaup


See under scaup.

Nearby words

  1. greater posterior rectus muscle of head,
  2. greater prairie chicken,
  3. greater psoas muscle,
  4. greater rhomboid muscle,
  5. greater roadrunner,
  6. greater shearwater,
  7. greater splanchnic nerve,
  8. greater sunda islands,
  9. greater trochanter,
  10. greater vestibular gland




any of several diving ducks of the genus Aythya, especially A. marila (greater scaup), of the Northern Hemisphere, having a bluish-gray bill.

Origin of scaup

1665–75; by ellipsis from scaup duck, probably with Scots, N dial. scaup, scalp mussel bed (of uncertain origin)

Also called scaup duck. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for greater scaup


scaup duck


either of two diving ducks, Aythya marila (greater scaup) or A. affinis (lesser scaup), of Europe and America, having a black-and-white plumage in the maleAlso called (US): bluebill, broadbill

Word Origin for scaup

C16: Scot variant of scalp

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