thoron

English

Etymology

Thor +‎ -on. From thorium, itself from Thor.

Noun

thoron (uncountable)

1. (physics) Radon-220 (²²⁰₈₆Rn; symbol Tn), an isotope of radon
2. (organic chemistry) Alternative form of thorin (“C₁₆H₁₁AsN₂O₁₀S₂.₂Na”)

Usage notes

While the chemical symbol "Tn" was at some point assigned to the isotope thoron, said isotope of radon is perhaps better called by the symbol ²²⁰Rn, to make it clear that it is an isotope of radon with said mass number.

Synonyms

isotope of radon

• exthorio (obsolete)
• thoreon (obsolete)
• thorium emanation (obsolete)

 

Hypernyms

isotope of radon

• radon
• Rn

 

Coordinate terms

isotope of radon

• actinon (An) (radon-219)
• radon (Rn) (radon-222)

 

Related terms

• thorium

 

Anagrams

• Horton, Rhoton

French

Noun

thoron m (uncountable)

1. thoron (“isotope of radon”)

Further reading

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