[rey-dee-oh-ley-buh l]

verb (used with object), ra·di·o·la·beled, ra·di·o·la·bel·ing or (especially British) ra·di·o·la·belled, ra·di·o·la·bel·ling. Chemistry.

Nearby words

  1. radioimmunology,
  2. radioimmunoprecipitation,
  3. radioiodine,
  4. radioiron,
  5. radioisotope,
  6. radioland,
  7. radiolarian,
  8. radiolesion,
  9. radioligand,
  10. radiolocation

Origin of radiolabel

First recorded in 1950–55; radio- + label Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for radiolabel




To tag a hormone, enzyme, or other substance with a radiotracer.


A radiotracer.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.