from The American Heritage® Dictionary of the English Language, 4th Edition
- abbr. rod (unit of measure)
- abbr. rutherford
from Wiktionary, Creative Commons Attribution/Share-Alike License
- abbr. road
- abbr. rad (unit of measure)
- abbr. round
from The Century Dictionary and Cyclopedia
- n. The chemical symbol of radium.
Sorry, no etymologies found.