from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun A
contrast mediumcomposed of a suspension of thorium dioxide
Sorry, no etymologies found.
During her visit to the United States Hilde Levi also became familiar with the technique of autoradiography, which the Finsen Institute in Copenhagen then put to use to investigate the side effects of the drug thorotrast.
Hilde Levi. 2009