The study of wealth.

(inorganic chemistry) The yellow-brown solid, PuO₂, formed by the spontaneous oxidation of plutonium metal; it is used in mixed oxide fuel for nuclear reactors

plural of plutoid

(astronomy, obsolete) A trans-Neptunian dwarf planet.

plural of Plutonian

In a plutocratic way.

A person who loves wealth, especially one who lives opulently.

(rare) Containing or producing plutonium.

A passion or craving for wealth; an obsession with money. / (obsolete) The delusion that one is wealthy.

plural of plutodemocracy