[rey-dee-oh-ahy-uh-dahyn, -din, -deen]
Origin of radioiodine
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- A radioactive isotope of iodine widely used as a tracer.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.