1. The upper house of the United States Congress
   - United States Senate, U.S. Senate, Senate

Type of: senate

Part of: Congress, U.S. Congress, United States Congress, US Congress

Encyclopedia: US Senate

• olive-tree agaric
• olivelike
• olivenite
• Oliver
• Oliver Cromwell
• Oliver Ellsworth
• Oliver Goldsmith
• Oliver Hardy
• Oliver Hazard Perry
• Oliver Heaviside
• Oliver Stone
• Oliver Wendell Holmes
• Oliver Wendell Holmes Jr.
• Olivier
• olivine
• olla
• olla podrida
• Ollari
• olm
• Olmec
• Olmsted
• ology
• oloroso
• Olympia
• Olympiad