palladium [puh-ley-dee-uh m]
1. a rare metallic element of the platinum group, silver-white, ductile and malleable, harder and fusing more readily than platinum: used chiefly as a catalyst and in dental and other alloys. Symbol : Pd; atomic weight : 106.4; atomic number : 46; specific gravity : 12 at 20°C.
Origin: special use of Palladium; named (1803) after the asteroid Pallas, then newly discovered; see -ium
Palladium [puh-ley-dee-uh m]
noun, plural Pal·la·di·a [puh-ley-dee-uh] /pəˈleɪ di ə/.
1. Also Pal·la·di·on [puh- ley -dee-on] /pəˈleɪ diˌɒn/ . a statue of Athena, especially one on the citadel of Troy on which the safety of the city was supposed to depend.
2. ( usually lowercase ) anything believed to provide protection or safety; safeguard.
Origin: < Latin Palladium < Greek Palládion, noun use of neuter of Palládios of Pallas, equivalent to Pallad- (stem of Pallás ) Pallas + -ios adj. suffix
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