The meaning of the Acronym TIS is...

TIS is

• Tactical Intelligence Squadron
• Test Item Stimulator
• Trainer Information Sheet
• Technology Of Intelligent Sensors
• Troop and Installation Support
• Thermal Imaging System
• Time In Service

More Meanings For TIS:

• Tool Induced Shift
• Tertiary Information Service
• AICPA Technical Practice Aids
• Transaction Information System
• Trusted Information Systems
• Technical Information Service
• Tichenors Institutional Service
• The Interview Specialist
• Total Implementation Solution
• Technical Interface Specification
• Textbooks for Indiana Students
• The Idaho Statesman
• Together In Song
• To Inspire Strong African Children Fund
• Tile set (MahJongg 3.0)

TIS is also in:

• Accounting
• Educational
• Electronics
• File Extensions
• Firms
• General
• International Business
• Media
• Music
• Non-Profit Organizations
• Universities