The meaning of the Acronym RHA is...

RHA is

• RHeumatoid Arthritis

More Meanings For RHA:

• Rectangular Hybrid Automaton
• Residence Hall Assistant
• Residence Hall Association
• Rolling Herd Average
• RHeumatoid Arthritis
• Residence Halls of America
• Rhodia
• Residence Hall Assistant
• Road Haulage Association
• Royal Horse Artillery
• Rolled Homogeneous Armor
• Raleigh Housing Authority
• Regional Health Authority
• Reproductive Health in Asia
• Rental Housing Association

RHA is also in:

• Firms
• Hardware
• Military
• Non-Profit Organizations
• NYSE Symbols
• Physiology
• Positions
• Professional Organizations
• State and Local
• Unit Measures
• Universities
• US Government