mesothorium

As nouns the difference between terms and mesothorium

is that terms is while mesothorium is (physics) any product of the radioactive decay of thorium, mainly isotopes of radium and actinium.

As nouns the difference between actinium and mesothorium

is that actinium is chemical element actinium (atomic number 89) while mesothorium is (physics) any product of the radioactive decay of thorium, mainly isotopes of radium and actinium.

As nouns the difference between radium and mesothorium

is that radium is a radioactive metallic chemical element (symbol Ra) with an atomic number of 88 while mesothorium is any product of the radioactive decay of thorium, mainly isotopes of radium and actinium.

As nouns the difference between isotope and mesothorium

is that isotope is while mesothorium is (physics) any product of the radioactive decay of thorium, mainly isotopes of radium and actinium.

As nouns the difference between thorium and mesothorium

is that thorium is thorium while mesothorium is (physics) any product of the radioactive decay of thorium, mainly isotopes of radium and actinium.

As nouns the difference between decay and mesothorium

is that decay is the process or result of being gradually decomposed while mesothorium is (physics) any product of the radioactive decay of thorium, mainly isotopes of radium and actinium.

As a verb decay

is to deteriorate, to get worse, to lose strength or health, to decline in quality.

As an adjective radioactive

is exhibiting radioactivity.

As a noun mesothorium is

(physics) any product of the radioactive decay of thorium, mainly isotopes of radium and actinium.