Dictionary   FastHealth  Email This!

 


ra·don

n :  a heavy radioactive gaseous element of the group of inert gases formed by disintegration of radium and used similarly to radium in medicine - symbol Rn - called also radium emanation  - see ELEMENTtable   .
 
 
 
Similar sounding terms:  ra·di·an  re·tain  ret·i·na  Ret·in-A 

 
Published under license with Merriam-Webster, Incorporated.  © 1997-2024.







               



               



Memorial Hospital of Texas County (Guymon, Oklahoma - Texas County)