plutonium

See also: Plutonium and plutónium

English

Chemical element
Pu
Previous: neptunium (Np)
Next: americium (Am)

A 5.3-kilogram ring of plutonium. Enough for one nuclear bomb.

Etymology

After Pluto (dwarf planet) +‎ -ium.

Pronunciation

• enPR: plo͞otō'nēəm, IPA^(key): /pluːˈtoʊniəm/

• Audio (US):

  (file)

• Rhymes: -əʊniəm

Noun

plutonium (usually uncountable, plural plutoniums)

1. The transuranic chemical element with atomic number 94 and symbol Pu: a silvery-gray fissile radioactive actinide metal that tarnishes when exposed to air.
   • 2023 December 27, Ben Jones, “Inside Sellafield... by rail”, in RAIL, number 999, page 20:

     For 75 years, it has fulfilled a wide range of roles: producing weapons-grade plutonium for early atomic weapons in the aftermath of the Second World War; the world's first commercial nuclear power station supplying electricity to the National Grid; reprocessing and storage of nuclear fuel; and the processing of lower grades of radioactive waste for off-site storage.

2. (countable, historical) Alternative form of ploutonion

Derived terms

• plutonate
• plutonium-239
• plutonium bomb
• plutonium dioxide
• plutonium enrichment
• plutonium hydride
• plutonium pit
• plutonyl
• reactor-grade plutonium
• weapon-grade plutonium

Related terms

• Pluto
• pluton
• Plutonian
• plutonic
• plutonism

Translations

chemical element

• Afrikaans: plutonium (af)
• Albanian: plutonium (sq) m
• Amharic: ፕሉቶኒየም ? (pəlutoniyäm)
• Arabic: بْلُوتُونِيُوم m (blutūniyum)
• Armenian: պլուտոնիում (hy) (plutonium)
• Asturian: plutoniu (ast) m
• Azerbaijani: plutonium
• Basque: plutonioa
• Belarusian: плуто́ній m (plutónij)
• Bengali: প্লুটোনিয়াম (bn) (pluṭōniẏam)
• Breton: plutoniom (br) m
• Bulgarian: плуто́ний (bg) m (plutónij)
• Burmese: ပလူတိုနီယမ် (my) (pa.lutuiniyam)
• Catalan: plutoni (ca) m
• Chinese:

  Cantonese: 鈈 / 钚 (bou¹)

  Mandarin: (mainland China, Hong Kong) 鈈 / 钚 (zh) (bù), (Taiwan) 鈽 / 钸 (zh) (bù)

• Cornish: plutonyum ?
• Czech: plutonium (cs) n
• Danish: plutonium (da) n
• Dutch: plutonium (nl) n
• Esperanto: plutonio (eo)
• Estonian: plutoonium (et)
• Faroese: plutonium n
• Finnish: plutonium (fi)
• French: plutonium (fr) m
• Galician: plutonio (gl) m
• Georgian: პლუტონიუმი (ṗluṭoniumi)
• German: Plutonium (de) n
• Greek: πλουτώνιο (el) n (ploutónio)
• Hebrew: פְּלוּטוֹנְיוּם (he) m (plutónyum)
• Hindi: प्लूटोनियम m (plūṭoniyam)
• Hungarian: plutónium (hu)
• Icelandic: plúton (is) n
• Irish: plútóiniam m
• Italian: plutonio (it) m
• Japanese: プルトニウム (ja) (purutoniumu)
• Kannada: ಪ್ಲೂತೋನಿಯಮ್ (plūtōniyam)
• Kashubian: plutón ?
• Kazakh: плутоний (kk) (plutonii)
• Korean: 플루토늄 (ko) (peullutonyum)
• Kyrgyz: плутоний (plutoniy)
• Lao: ພລູໂທເນັຍມ (pha lū thō niam)
• Latin: plūtōnium (la) n
• Latvian: plutonijs m
• Lithuanian: plutonis (lt) m
• Luxembourgish: Plutonium ?
• Macedonian: плутониум m (plutonium)
• Malay: plutonium
• Maltese: plutonju m
• Manx: plutonium ?
• Mongolian: плутони (plutoni)
• Norwegian:

  Bokmål: plutonium n

  Nynorsk: plutonium (nn) n

• Persian: پلوتونیوم (fa) (plutoniom)
• Polish: pluton (pl) m
• Portuguese: plutónio (pt) m
• Romanian: plutoniu (ro) n
• Russian: плуто́ний (ru) m (plutónij)
• Scottish Gaelic: plutòiniam ?
• Serbo-Croatian:

  Cyrillic: плу̀то̄нӣј m

  Roman: plùtōnīj (sh) m

• Slovak: plutonium n
• Slovene: plutonij (sl) m
• Spanish: plutonio (es) m
• Swahili: plutoni ?
• Swedish: plutonium (sv) n
• Tagalog: plutonyo
• Tajik: плутоний (plutoniy)
• Tamil: புலூட்டோனியம் (pulūṭṭōṉiyam)
• Tatar: плутоний (plutoniy)
• Telugu: ప్లూటోనియమ్ (plūṭōniyam)
• Thai: พลูโทเนียม (pluu-too-nîiam)
• Tibetan: ཕུ་ལུ་ཊོ་ནིམ (phu lu ṭo nim)
• Turkish: plütonyum (tr)
• Turkmen: plutoniý
• Ukrainian: плуто́ній m (plutónij)
• Urdu: پلوٹونیئم m (plūṭoniyam)
• Uyghur: پلوتونىي (plotoniy)
• Uzbek: plutoniy (uz)
• Vietnamese: plutoni
• Volapük: plutonin (vo)
• Welsh: plwtoniwm m
• West Frisian: plutonium ?
• Yiddish: פּלוטאָניום m (plutonyum)

Afrikaans

Chemical element
Pu
Previous: neptunium (Np)
Next: amerisium (Am)

Noun

plutonium (uncountable)

1. plutonium

Czech

Pronunciation

• IPA^(key): [ˈplutoːnɪjum]
• IPA^(key): [ˈplutonɪjum]

Noun

plutonium n

1. plutonium

Declension

Declension of plutonium (semisoft neuter foreign)

	singular	plural
nominative	plutonium	plutonia
genitive	plutonia	plutonií
dative	plutoniu	plutoniím
accusative	plutonium	plutonia
vocative	plutonium	plutonia
locative	plutoniu	plutoniích
instrumental	plutoniem	plutonii

Danish

Chemical element
Pu
Previous: neptunium (Np)
Next: americium (Am)

Etymology

From New Latin Pluto +‎ -ium.

Noun

plutonium n (singular definite plutoniummet or plutoniumet, not used in plural form)

1. plutonium

Declension

Declension of plutonium

neuter gender	singular
	indefinite	definite
nominative	plutonium	plutoniummet plutoniumet
genitive	plutoniums	plutoniummets plutoniumets

References

• “plutonium” in Den Danske Ordbog

Dutch

Chemical element
Pu
Previous: neptunium (Np)
Next: americium (Am)

Pronunciation

• Audio:

  (file)

Noun

plutonium n (uncountable)

1. plutonium

Finnish

Etymology

Internationalism (see English plutonium).

Pronunciation

• IPA^(key): /ˈplutonium/, [ˈplut̪o̞ˌnium]
• Rhymes: -ium
• Syllabification^(key): plu‧to‧ni‧um
• Hyphenation^(key): plu‧to‧ni‧um

Noun

plutonium

1. plutonium

Declension

Inflection of plutonium (Kotus type 5/risti, no gradation)
nominative		plutonium	plutoniumit
genitive		plutoniumin	plutoniumien
partitive		plutoniumia	plutoniumeja
illative		plutoniumiin	plutoniumeihin
		singular	plural
nominative		plutonium	plutoniumit
accusative	nom.	plutonium	plutoniumit
	gen.	plutoniumin
genitive		plutoniumin	plutoniumien
partitive		plutoniumia	plutoniumeja
inessive		plutoniumissa	plutoniumeissa
elative		plutoniumista	plutoniumeista
illative		plutoniumiin	plutoniumeihin
adessive		plutoniumilla	plutoniumeilla
ablative		plutoniumilta	plutoniumeilta
allative		plutoniumille	plutoniumeille
essive		plutoniumina	plutoniumeina
translative		plutoniumiksi	plutoniumeiksi
abessive		plutoniumitta	plutoniumeitta
instructive		—	plutoniumein
comitative		See the possessive forms below.

Possessive forms of plutonium (Kotus type 5/risti, no gradation)

first-person singular possessor singular plural nominative plutoniumini plutoniumini accusative nom. plutoniumini plutoniumini gen. plutoniumini genitive plutoniumini plutoniumieni partitive plutoniumiani plutoniumejani inessive plutoniumissani plutoniumeissani elative plutoniumistani plutoniumeistani illative plutoniumiini plutoniumeihini adessive plutoniumillani plutoniumeillani ablative plutoniumiltani plutoniumeiltani allative plutoniumilleni plutoniumeilleni essive plutoniuminani plutoniumeinani translative plutoniumikseni plutoniumeikseni abessive plutoniumittani plutoniumeittani instructive — — comitative — plutoniumeineni second-person singular possessor singular plural nominative plutoniumisi plutoniumisi accusative nom. plutoniumisi plutoniumisi gen. plutoniumisi genitive plutoniumisi plutoniumiesi partitive plutoniumiasi plutoniumejasi inessive plutoniumissasi plutoniumeissasi elative plutoniumistasi plutoniumeistasi illative plutoniumiisi plutoniumeihisi adessive plutoniumillasi plutoniumeillasi ablative plutoniumiltasi plutoniumeiltasi allative plutoniumillesi plutoniumeillesi essive plutoniuminasi plutoniumeinasi translative plutoniumiksesi plutoniumeiksesi abessive plutoniumittasi plutoniumeittasi instructive — — comitative — plutoniumeinesi first-person plural possessor singular plural nominative plutoniumimme plutoniumimme accusative nom. plutoniumimme plutoniumimme gen. plutoniumimme genitive plutoniumimme plutoniumiemme partitive plutoniumiamme plutoniumejamme inessive plutoniumissamme plutoniumeissamme elative plutoniumistamme plutoniumeistamme illative plutoniumiimme plutoniumeihimme adessive plutoniumillamme plutoniumeillamme ablative plutoniumiltamme plutoniumeiltamme allative plutoniumillemme plutoniumeillemme essive plutoniuminamme plutoniumeinamme translative plutoniumiksemme plutoniumeiksemme abessive plutoniumittamme plutoniumeittamme instructive — — comitative — plutoniumeinemme second-person plural possessor singular plural nominative plutoniuminne plutoniuminne accusative nom. plutoniuminne plutoniuminne gen. plutoniuminne genitive plutoniuminne plutoniumienne partitive plutoniumianne plutoniumejanne inessive plutoniumissanne plutoniumeissanne elative plutoniumistanne plutoniumeistanne illative plutoniumiinne plutoniumeihinne adessive plutoniumillanne plutoniumeillanne ablative plutoniumiltanne plutoniumeiltanne allative plutoniumillenne plutoniumeillenne essive plutoniuminanne plutoniumeinanne translative plutoniumiksenne plutoniumeiksenne abessive plutoniumittanne plutoniumeittanne instructive — — comitative — plutoniumeinenne third-person possessor singular plural nominative plutoniuminsa plutoniuminsa accusative nom. plutoniuminsa plutoniuminsa gen. plutoniuminsa genitive plutoniuminsa plutoniumiensa partitive plutoniumiaan plutoniumiansa plutoniumejaan plutoniumejansa inessive plutoniumissaan plutoniumissansa plutoniumeissaan plutoniumeissansa elative plutoniumistaan plutoniumistansa plutoniumeistaan plutoniumeistansa illative plutoniumiinsa plutoniumeihinsa adessive plutoniumillaan plutoniumillansa plutoniumeillaan plutoniumeillansa ablative plutoniumiltaan plutoniumiltansa plutoniumeiltaan plutoniumeiltansa allative plutoniumilleen plutoniumillensa plutoniumeilleen plutoniumeillensa essive plutoniuminaan plutoniuminansa plutoniumeinaan plutoniumeinansa translative plutoniumikseen plutoniumiksensa plutoniumeikseen plutoniumeiksensa abessive plutoniumittaan plutoniumittansa plutoniumeittaan plutoniumeittansa instructive — — comitative — plutoniumeineen plutoniumeinensa

Derived terms

compounds

• plutoniumpommi

Further reading

• “plutonium”, in Kielitoimiston sanakirja [Dictionary of Contemporary Finnish]‎^[1] (in Finnish) (online dictionary, continuously updated), Kotimaisten kielten keskuksen verkkojulkaisuja 35, Helsinki: Kotimaisten kielten tutkimuskeskus (Institute for the Languages of Finland), 2004–, retrieved 2023-07-03

French

Pronunciation

• IPA^(key): /ply.tɔ.njɔm/

• Audio:

  (file)

Noun

plutonium m (uncountable)

1. plutonium

Further reading

• “plutonium”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.

Latin

Pronunciation

• (Classical Latin) IPA^(key): [pɫuːˈtoː.ni.ũː]
• (modern Italianate Ecclesiastical) IPA^(key): [pluˈt̪ɔː.ni.um]

Noun

plūtōnium n (genitive plūtōniī); second declension

1. plutonium

Declension

Second-declension noun (neuter).

	singular	plural
nominative	plūtōnium	plūtōnia
genitive	plūtōniī	plūtōniōrum
dative	plūtōniō	plūtōniīs
accusative	plūtōnium	plūtōnia
ablative	plūtōniō	plūtōniīs
vocative	plūtōnium	plūtōnia

Malay

Chemical element
Pu
Previous: neptunium (Np)
Next: amerisium (Am)

Etymology

From English plutonium, from Pluto.

Pronunciation

• IPA^(key): [plutoniom], [plutoniəm]
• Rhymes: -iom, -jom, -om

Noun

plutonium

1. plutonium (chemical element)

Norwegian Bokmål

Noun

plutonium n (definite singular plutoniumet) (uncountable)

1. plutonium (chemical element, symbol Pu)

Norwegian Nynorsk

Noun

plutonium n (definite singular plutoniumet) (uncountable)

1. plutonium (as above)

Swedish

Chemical element
Pu
Previous: neptunium (Np)
Next: americium (Am)

Pronunciation

• Audio:

  (file)

Noun

plutonium n

1. plutonium

Declension

Declension of plutonium

		nominative	genitive
singular	indefinite	plutonium	plutoniums
	definite	plutoniumet	plutoniumets
plural	indefinite	—	—
	definite	—	—

Declension of plutonium

		nominative	genitive
singular	indefinite	plutonium	plutoniums
	definite	plutoniet	plutoniets
plural	indefinite	—	—
	definite	—	—

Declension of plutonium

		nominative	genitive
singular	indefinite	plutonium	plutoniums
	definite	plutonium	plutoniums
plural	indefinite	—	—
	definite	—	—

References

• plutonium in Svensk ordbok (SO)
• plutonium in Svenska Akademiens ordlista (SAOL)
• plutonium in Svenska Akademiens ordbok (SAOB)
• Svensk MeSH