The meaning of the Acronym RA is...

RA is

• Right Ascension
• Right Aft
• Range Area
• Radium
• Radar Altimeter (R/A preferred)

More Meanings For RA:

• Radio Activity
• Registered Architect
• Radium
• Radium
• Rosin Activated
• Random Amplitude
• Random Average
• Resident Assistant
• Regional Academy
• Research Assistant
• Research Analysis
• Remuneration And Audit
• Return Authorization
• Royal Ambassadors
• Regulatory Affairs

RA is also in:

• Accounting
• Amateur Radio
• Architecture
• Chemistry
• Electronics
• Firms
• General
• Mathematics
• Universities