What does RA mean in Unclassified?
This page is about the meanings of the acronym/abbreviation/shorthand RA in the Miscellaneous field in general and in the Unclassified terminology in particular.
Find a translation for RA in other languages:
Select another language:
What does RA mean?
- radium, Ra, atomic number 88(noun)
- an intensely radioactive metallic element that occurs in minute amounts in uranium ores