Br
n 1: a nonmetallic largely pentavalent heavy volatile corrosive
dark brown liquid element belonging to the halogens;
found in sea water [syn: bromine, atomic number 35]
2: a Marxist-Leninist terrorist organizaiton 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 [syn: Red Brigades, Brigate Rosse]