Br Meaning 1 : a nonmetallic heavy volatile corrosive dark brown liquid element belonging to the halogens; found in sea water

    Synonyms : atomic number 35,  bromine

Br Meaning 2 : 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

    Synonyms : brigate rosse,  red brigades

• Other English words starting with Letter BR