A ductile silvery-white ductile ferromagnetic trivalent metallic element of the rare earth group
English: gadolinium, Gd, atomic number 64
gdEnglish
GD, Gd, atomic number 64, gadolinium, soman
Noun
A nerve agent easily absorbed into the body, a lethal cholinesterase inhibitor that is highly toxic when inhaled
English: soman, GD