1. Diving ducks of North America having a bluish-grey bill
   - scaup, scaup duck, broadbill

Derived forms: bluebills

Type of: duck

Part of: Aythya, genus Aythya

Encyclopedia: Bluebill

• detainer
• detainment
• detect
• detectable
• detected
• detecting
• detection
• detective
• detective agency
• detective novel
• detective story
• detective work
• detector
• detent
• detention
• detention basin
• detention camp
• detention cell
• detention center
• detention centre
• detention home
• detention house
• deter
• deterge
• detergence