tundra swan: Meaning and Definition of

tun'dra swan"

Pronunciation: [key]
  1. a swan, Cygnus columbianus, nesting in tundra regions of both the New and Old Worlds, having a black bill with a yellow spot at the base. Cf.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.