1. Pertaining to, or having the nature of, fluxion or fluxions; variable; inconstant

Encyclopedia: Fluxional

• offshore rig
• offshoring
• offside
• offsides
• offspring
• offstage
• Ofo
• oft
• often
• oftener
• oftenest
• oftenness
• oftentimes
• ofttimes
• Ogalala
• ogam
• Ogcocephalidae
• Ogden
• Ogden Nash
• ogdoad
• ogee
• ogee arch
• ogham
• ogive
• Oglala