The meaning of the Acronym GRA is...

GRA is

• Ground Relay Action

More Meanings For GRA:

• Growable Register Array
• Chart (MS Graph 97)
• Datafile (SigmaPlot)
• Graph (Microsoft Graph)
• Graduate Research Assistantship
• Graduate Research Associate
• Gerno Red Army
• Growing Robotic Arm
• Granule
• Glucocorticoid Remediable Aldosteronism
• W. R. Grace & Company of Delaware
• Ground Relay Action
• Gesture Recognition Agent
• Gravity Racers Association
• Greyhound Racers Association

GRA is also in:

• Databases
• Educational
• File Extensions
• Funnies
• NYSE Symbols
• Physiology
• Science Fiction
• Sports
• Transportation
• Universities