radiouranium

English

Etymology

From radio- +‎ uranium.

Noun

radiouranium (uncountable)

1. radioactive uranium.
   • 1923, Henry Smith Williams, Exploring the atom, page 185:

     The whole story of the line of descent carries us from Uranium through Radiouranium, Uranium X, Ionium, Radium, Emanation, and its successive daughter substances to Polonium, and then (with just a possibility of doubt), to lead.

   • 2000, Ronald Eisler, Handbook of Chemical Risk Assessment: Health Hazards to Humans, Plants, and Animals, Three Volume Set, CRC Press, →ISBN, page 1720:

     In January 1978, a Soviet RTG satellite, Kosmos 954, reentered the atmosphere over Canada and spread radiouranium across parts of that country (Richmond 1989).

   • 2013, T R Crompton, Determination of Metals in Natural and Treated Water, CRC Press, →ISBN, page 744:

     The determination of radiouranium is discussed in section 12.5.16.8.

Usage notes

The radio- prefix is redundant as all isotopes of promethium are radioactive.