plutonium

Fetched 2026-10-26 (cache).

Synonyms: plutonism, plutonic, plutonian, plasonium, platonism, plutonist, gluonium, platinium, platnium, protonium

Antonyms: plutonism, plutonic, plutonian, plasonium, platonism, plutonist, gluonium, platinium, platnium, protonium

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{senseid|en|Q1102}}{{lb|en|chemistry}} The [[transuranic]] chemical element with atomic number 94 and symbol [[Pu#Translingual:_Q1102|Pu]]: a silvery-gray [[fissile]] radioactive actinide metal that tarnishes when exposed to air.
2. {{lb|en|countable|historical}} {{alt form|en|ploutonion}}.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.