Meaning of PD

WordNet Dictionary
	Definition:		[n]  a sliver-white metallic element of the platinum group that resembles platinum; occurs in some copper and nickel ores; does not tarnish at ordinary temperatures and is used (alloyed with gold) in jewelry
	Websites:
	Synonyms:		atomic number 46, palladium
	See Also:		metal, metallic element
Computing Dictionary
	Definition:		public domain