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单词 palladium
释义

palladium /pə-lāˈdi-əm/

noun

A metallic element (symbol Pd; atomic no 46) resembling platinum, remarkable for its capacity for occluding hydrogen

ORIGIN: Named by its discoverer, English chemist William Wollaston (1766–1828), after the newly discovered (1803) minor planet Pallas

palladic /-ladˈ/, pallāˈdious or pallāˈdous (or /palˈə-/) adjective

Containing palladium in smaller or greater proportion respectively

Palladium /pə-lāˈdi-əm/

noun
  1. A statue of Pallas, on whose preservation the safety of Troy depended
  2. Anything of similar virtue
  3. (without cap; pl pallāˈdia) a safeguard
ORIGIN: L, from Gr palladion, from Pallas, Pallados Pallas
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更新时间:2024/11/13 14:31:51