barium
Cross references: 1. element bar.i.um \'bar-e--*m, 'ber-\ n [NL] : a silver-white malleable toxic bivalent metallic element of the alkaline -earth group that occurs only in combination
Cross references: 1. element bar.i.um \'bar-e--*m, 'ber-\ n [NL] : a silver-white malleable toxic bivalent metallic element of the alkaline -earth group that occurs only in combination