The meaning of the Acronym IIA is...

IIA is

• Irrelevance Of Independent Alternatives
• Integrated Ignition Assembly

More Meanings For IIA:

• Information Industry Association
• Information Interchange Architecture
• ISOPHOT Interactive Analysis
• Irrelevance Of Independent Alternatives
• Integrated Ignition Assembly
• Institute of Internal Auditors
• The Internet Industry Association
• Independent Inspection Agency
• Inishmaan, Republic Of Ireland

IIA is also in:

• Accounting
• Airport Codes
• Chemistry
• Professional Organizations
• Software
• Transportation
• Unfiled