et

tuumkütus

1 substantive

EKI Combined Dictionary 2026

Last modified 29.10.2025

Meanings

aine, mille aatomituumad lõhustuvad neutronite toimel ja eraldavad energiat, nt uraan, plutoonium
Synonyms

Translations

Usage examples
  • Liikmesriigid peaksid tagama kasutatud tuumkütuse ja radioaktiivsete jäätmete käitlemise piisava rahastamise.

Terminological databases

EKI terminibaas Esterm

ID 687351 Last modified 29.10.2025
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Domain applied nuclear scienceradioactive materials
tuumkütus preferred
  • materjal, millest saab tuuma lõhustumise abil energiat toota
    Good to know
    • Enimlevinud tuumkütusematerjal tuumaelektrijaamades on uraan, mis on looduses laialt levinud element. Tuumalõhustumise käigus vabaneb 1 kg lõhustuvast uraanist ca 3 miljonit korda rohkem energiat kui 1 kg kivisöe põletamisel.
  • fissionable nuclear material in the form of fabricated elements for loading into the reactor core of a civilnuclear power plant or research reactor
  • fissionable material that has been enriched to a composition that will support a self-sustaining fission chain reaction when used to fuel a nuclear reactor, thereby producing energy (usually in the form of heat or useful radiation) for use in other processes
tuumkütus preferred
tuumakütus
nuclear fuel

Koolisõnastikud 2005–2010

ID 596383 Last modified 26.04.2021
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Domain physics
  • tuumareaktoris kasutatava ahelreaktsiooni lähteaine

Tuumaenergia ja kiirguskaitse terminibaas

ID 582181 Last modified 20.01.2021
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Domain Nuclear Technology & Nuclear Industrynuclear energy
  • Lõhustuv või fertiilne aine, mida kasutatatakse tuumareaktorites tuumalõhustumise ahelreaktsioonide abil energia tootmiseks.
  • material containing fissile nuclides which, when placed in a reactor, enables a self-sustaining nuclear chain reaction to be achieved
  • fissionable material that has been enriched to a composition that will support a self-sustaining fission chain reaction when used to fuel a nuclear reactor, thereby producing energy (usually in the form of heat or useful radiation) for use in other processes
  • Fissionable nuclear material in the form of fabricated elements for loading into the reactor core of a civil nuclear power plant or research reactor

Word forms

Inflection Type 9

tuumkütus tuumkütused
tuumkütuse tuumkütuste
tuumkütust tuumkütuseid

Notes

Sobivad sõnakujud on nii tuumkütus kui ka tuumakütus. Erialakeeles on kasutusel nimetavalise esiosaga kuju tuumkütus, lähtudes põhimõttest liita olulist tunnust märkivaid sõnu nimetavaliselt (vrd gaaskütus, tolmkütus).

Last modified 06.10.2025

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