from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A soft, bluish-white metallic element occurring primarily in zinc, copper, and lead ores, that is easily cut with a knife and is used in low-friction, fatigue-resistant alloys, solders, dental amalgams, nickel-cadmium storage batteries, nuclear reactor shields, and in rustproof electroplating. Atomic number 48; atomic weight 112.41; melting point 320.9°C; boiling point 765°C; specific gravity 8.65; valence 2. See Table at element.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. a metallic chemical element (symbol Cd) with an atomic number of 48.
from the GNU version of the Collaborative International Dictionary of English
- 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.
from The Century Dictionary and Cyclopedia
- n. Atomic weight, 112.1; chemical symbol, Cd. A metal discovered by Stromeyer in 1817, resembling tin in color and general appearance, and, like that metal, having a “cry” when bent.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a soft bluish-white ductile malleable toxic bivalent metallic element; occurs in association with zinc ores
Latin cadmīa, calamine (from its being found with calamine in zinc ore) (from Greek kadmeia (gē), Theban (earth), from Kadmos, Cadmus; see Cadmus) + -ium.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Greek Καδμεία (calamine), a Cadmium-bearing mixture of minerals, which was named after the god, Κάδμος (Cadmus) (Wiktionary)