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1. A Marxist-Leninist terrorist organization that arose out of a student protest movement in the late 1960s; wants to separate Italy from NATO and advocates violence in the service of class warfare and revolution; mostly inactive since 1989
   - Red Brigades, Brigate Rosse

1. A nonmetallic heavy volatile corrosive dark brown liquid element belonging to the halogens; found in sea water
   - bromine, atomic number 35

Derived forms: BRs

Type of: chemical element, element, foreign terrorist organisation [Brit], foreign terrorist organization, FTO, halogen, terrorist group, terrorist organisation [Brit], terrorist organization

Part of: brine, saltwater, seawater

Encyclopedia: BR