mesothorium

See also: mésothorium

English

Etymology

From meso- +‎ thorium. Probably so-called because these two isotopes (228Ra and 228Ac) are, in the decay chain, intermediate between normal thorium (232Th) and radiothorium (228Th).

Noun

mesothorium (plural mesothoriums)

  1. (physics) Certain members of the decay chain of thorium, mainly isotopes of radium and actinium

Usage notes

Mesothorium I is radium-228. Mesothorium II is actinium-228.

Translations

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