[pəˈleɪdɪəm], (Noun)

Definitions:
- the chemical element of atomic number 46, a rare silvery-white metal resembling platinum


Phrases:

Origin:
early 19th century: modern Latin, from Pallas, the name given to an asteroid discovered just before the element (see Pallas)

[pəˈleɪdɪəm], (Noun)

Definitions:
- a safeguard or source of protection
(e.g: he regarded himself as the palladium of the American cause)


Phrases:

Origin:
late Middle English (in the Greek sense): via Latin from Greek palladion, denoting an image of the goddess Pallas (Athene), on which the safety of Troy was believed to depend