- Main Entry:
- 1swan

- Pronunciation:
-
\ˈswän\
- Function:
- noun
- Inflected Form(s):
- plural swans
- Etymology:
- Middle English, from Old English; akin to Middle High German swan and perhaps to Latin sonus sound — more at sound
- Date:
- before 12th century
1plural also swan : any of various large heavy-bodied long-necked mostly pure white aquatic birds (family Anatidae, especially genus Cygnus) that have webbed feet and are related to but larger than the geese2: one that resembles or is likened to a swan3capitalized : the constellation Cygnus