radiogold colloid

radiogold colloid definition - medical

ra·di·o·gold colloid (rāˈdē-ō-gōldˌ)

noun
A colloidal dispersion of a radioactive isotope of gold that emits a negative beta particle and a gamma ray for each atom of gold present, used for irradiating closed serous cavities and for liver scans.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.