radium emanation


noun Chemistry.

(formerly) radon.

Nearby words

  1. radisson,
  2. radisson, pierre esprit,
  3. radium,
  4. radium a,
  5. radium b,
  6. radium f,
  7. radium sulfate,
  8. radium therapy,
  9. radius,
  10. radius of action

Origin of radium emanation

First recorded in 1900–05

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019