givi ~~ off, or capable of giving off, radiant
energy in the
form of particles or rays by the
spontaneous disintegration of atomic
nuclei said of eertain
elements, as
plutonium,
uranium, etc., and their products. Let's
look right up to it, and let's see that
right out here in
Nevada there's a
quarter-of-a-mile-radius hole in the sand which is
green glass, which to this
moment is radioactive. -Two-Way
Communication (1
Nov. 54) 157
giving off, or capable of giving off, radiant
energy in the
form of particles or rays by the
spontaneous disintegration of atomic
nuclei said of certain
elements, as
plutonium,
uranium, etc., and their products.