| Cadmium (n.) A comparatively rare element related to zinc, and occurring in some zinc ores. It is a white metal, both ductile and malleable. Symbol Cd. Atomic weight 111.8. It was discovered by Stromeyer in 1817, who named it from its association with zinc or zinc ore. Thesaurus Entries DDD, DDT, Paris green, antimony, arsenic trioxide, beryllium, bichloride of mercury, cadmium, carbolic acid, carbon monoxide, carbon tetrachloride, chlorine, cyanide, hydrocyanic acid, hyoscyamine, lead, mercuric chloride, mercury, mustard gas, nicotine, phenol, poison gas, prussic acid, selenium, strychnine |