The meaning of the Acronym PTA is...

PTA is

• Paranormal Transindustriational Activators
• Post Traumatic Amnesia
• PeriTonsillar Abscess

More Meanings For PTA:

• Purified Terephthalic Acid
• Polynomial Time Algorithm
• Procrustes Target Analysis
• Pure Tone Average
• Practical Teaching Assignment
• Paper Trade Associates
• Plenty of Tasks Ahead
• Project Task and Awards
• Preferential Trade Agreement
• Preferential Trade Area
• Preferential Trade Arrangement
• Pennsylvania Treaty American Corporation
• Personal Travel Assistant
• Public Transit Association
• Physical Therapy Assistant

PTA is also in:

• Chemistry
• Educational
• Firms
• General
• International Business
• Mathematics
• NYSE Symbols
• Ocean Science
• Physics
• Positions
• Professional Organizations
• Universities