ga

noun ! Definition from WordNet 3.1, Princeton University. More about ga at Wordnik → Where our words come from →

1. The first known nerve agent, synthesized by German chemists in 1936; a highly toxic combustible liquid that is soluble in organic solvents and is used as a nerve gas in chemical warfare.
2. A rare silvery (usually trivalent) metallic element; brittle at low temperatures but liquid above room temperature; occurs in trace amounts in bauxite and zinc ores.
3. A state in southeastern United States; one of the Confederate states during the American Civil War.