plutonium

C2 Topic:Science & Research

US /pluːˈtoʊniəm/ See IPA manual

Freq #16265

Meanings

1

noun
The transuranic chemical element with atomic number 94 and symbol Pu: a silvery-gray fissile radioactive actinide metal that tarnishes when exposed to air.

Plutonium? You mean this sucker's nuclear?
2

noun
a solid silvery grey radioactive transuranic element whose atoms can be split when bombarded with neutrons

Thesaurus

Word family

Derived forms diplutoniumnonplutoniumorganoplutoniumplutonateplutoniferousplutonyltransplutonium

Related forms plutoplutonplutonianplutonicplutonism

Appears in

Phrases (1)

See all

plutonium bomb
a nuclear bomb whose fission process uses plutonium

Noun + noun

Etymology

After Pluto (dwarf planet) + -n- + -ium. More in Wikipedia at plutonium § History.

Topics

Science & Research

External links

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