Lev·al·loi·si·an 
(lĕv′ə-loizē-ən)
(lĕv′ə-loizē-ən)adj.
Of or relating to a western European stage in Lower Paleolithic culture, characterized by a distinctive method of striking off flake tools from pieces of stone.
[After Levallois-Perret, city in north-central France.]
- radiobiological
- radiobiologist
- radiobiology
- radiobroadcast
- radiocarbon
- radiocarbon dating
- radiochemical
- radiochemistry
- radio collar
- radio compass
- radioecological
- radioecologist
- radioecology
- radio frequency
- radio frequency identification
- radio galaxy
- radiogenic
- radiogram
- radiograph
- radiographer
- radiographic
- radiographically
- radiography
- radioimmunoassay
- radioimmunological