radioactive series


noun Physics, Chemistry.

a succession of elements initiated in the radioactive decay of a parent, as thorium or uranium, each of which decays into the next until a stable element, usually lead, is produced.
Also called decay series.

Origin of radioactive series

First recorded in 1920–25

British Dictionary definitions for radioactive series

radioactive series

noun

physics a series of nuclides each of which undergoes radioactive decay into the next member of the series, ending with a stable element, usually lead See uranium series, neptunium series, thorium series, actinium series