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

Encyclopedia: Fluxional

• radioactivity
• radioactivity unit
• radiobiologist
• radiobiology
• radiocarbon
• radiocarbon dating
• radiocarpal joint
• radiochemist
• radiochemistry
• radiochlorine
• radiocommunication
• radioelement
• radiogram
• radiograph
• radiographer
• radiographic
• radiography
• radioimmunoassay
• radioisotope
• Radiolaria
• radiolarian
• radiolocate
• radiolocation
• radiologic
• radiologic technologist