from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun An
Australian swanwhose feathers are black.
- noun An occurrence believed impossible or not to exist.
- noun An occurrence believed impossible or not to exist, subsequently shown to exist.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun large Australian swan having black plumage and a red bill
Sorry, no etymologies found.
Sorry, no example sentences found.