The meaning of the Acronym PAC is...

PAC is

• Parent Advisory Council
• Political Action Committee
• Positive Action Center
• Parents Advisory Council
• Passion Adventure And Camaraderie
• Parent Advisory Committee
• Pro Active Chair
• Preparatory Accelerated Course
• Public Advocacy Coalition

More Meanings For PAC:

• Bitmap graphics (Atari STAD Image)
• SBStudio II Package or song
• Physically Addressed Cache
• Proxy Auto Configuration
• Public Access Catalog
• Presentation Abstraction Control
• Process Algebra Compiler
• Powdered Activated Carbon
• Pharmaceutically Active Compound
• Predictive Application Control
• Perceptual Audio Coder
• IEEE Particle Accelerator Conference
• Public Access Catalog
• Probably Approximately Correct
• Potentiometric Analysis Collection

PAC is also in:

• Chemistry
• Electronics
• File Extensions
• Hardware
• IEEE
• Libraries
• Mathematics
• Meteorology
• Networking
• Software