Related Definitions
[n] a state in west central United States in the Rocky Mountains
[n] one who refuses to serve in the armed forces on grounds of conscience
[n] a hard ferromagnetic silver-white bivalent or trivalent metallic element; a trace element in plant and animal nutrition
[n] a heavy odorless colorless gas formed during respiration and by the decomposition of organic substances; absorbed from the air by plants in photosynthesis