| T&I | Test and Integration 
| Others |
| T&I | Trade and Industrial Education
| Others |
| Ti | 2 ^ 40
| Others |
| Ti | IEC symbol meaning 2^40 (Tebi)
| Others |
| TI | Information Systems (KSC Directorate)
| Others |
| Ti | Inversion Time
| Others |
| TI | Tactical Internet
| Others |
| TI | Talent Impaired
| Others |
| TI | Tan Is
| Others |
| TI | tanium is
| Others |
| TI | Tankers International
| Others |
| TI | Targeted Individual
| Others |
| TI | Targeted Individuals
| Others |
| TI | Taxable Income
| Others |
| TI | TCP/IP (Transmission Control Protocol/Internet Protocol)
| Others |
| TI | Teach It
| Others |
| TI | Technical Information
| Others |
| TI | Technical Inquiry
| Others |
| TI | Technical Instructions
| Others |
| TI | Technical Integration
| Others |
| TI | Teen Institute
| Others |
| TI | Telecom Implementation
| Others |
| TI | Template Initialization
| Others |
| TI | Temple Israel
| Others |
| TI | Temporal Information
| Others |
| TI | Temporary Improvement
| Others |
| TI | Temporary Instruction (NRC Inspection Manual)
| Others |
| TI | Tenant Improvement
| Others |
| TI | Terabit Interceptor
| Others |
| TI | Teratogenicity Index
| Others |
| TI | Terence Ignatius
| Others |
| TI | Terminal Indicate identity
| Others |
| TI | Terminal Initiation Rendezvous Maneuver
| Others |
| TI | Terribly Ignorant
| Others |
| TI | Test Iteration
| Others |
| TI | Texas Instruments
| Others |
| TI | Text Information
| Others |
| TI | The Informer
| Others |
| TI | The International
| Others |
| TI | The Intervals
| Others |
| TI | The Ithreference
| Others |
| TI | Themal Image
| Others |
| TI | Thematic Interpretation
| Others |
| TI | Thermal Imaging
| Survey, Technology |
| TI | Thermal Index
| Others |
| TI | Thermal Inertia
| Others |
| TI | Thief Island
| Others |
| TI | Think India
| Others |
| TI | Threat Identification
| Others |
| TI | Thumb Indexed
| Others |
| TI | TI is
| Others |
| TI | Ticino
| Others |
| TI | Tiger Inn
| Others |
| TI | Tigeress Ill
| Others |
| TI | Tigrinya
| Others |
| TI | Time Interval
| Others |
| TI | Tire Iron
| Others |
| TI | Tiree Is
| Others |
| TI | Titan If
| Others |
| TI | Titanic I
| Others |
| TI | Titanium
| Element |
| TI | Titanium and it
| Others |
| TI | Titanium I
| Others |
| TI | Titanium In
| Others |
| TI | Titanium Is
| Others |
| TI | Titanium It
| Others |
| TI | Title
| Others |
| TI | Toastmasters International
| Others |
| TI | Tolerable Intake
| Others |
| TI | Top International
| Others |
| TI | Top Investors
| Others |
| TI | Tortured Individual
| Others |
| TI | Total Immersion
| Others |
| TI | Total Immortal
| Others |
| TI | Totally Inexplainable
| Others |
| TI | Touring International
| Others |
| TI | Tourismo Internazionale
| Others |
| TI | Tournament Index
| Others |
| TI | Tournaments Illuminated
| Others |
| TI | Traffic Infraction
| Others |
| TI | Training Institute
| Others |
| TI | Training Instructor
| Others |
| TI | Training Integrator
| Others |
| TI | Transcribe In
| Others |
| TI | Transferred In
| Others |
| TI | Transformation Index
| Others |
| TI | Transition International
| Others |
| TI | Translation Invariant
| Others |
| TI | Treasure Island
| Others |
| TI | Trendy Island
| Others |
| TI | Triangle Inequality
| Others |
| TI | Triggered Inversion
| Others |
| TI | Trip Interruption
| Others |
| TI | Trivial Intersection
| Others |
| TI | Truncated Icosahedra
| Others |
| TI | Trunk Impared
| Others |
| TI | Ttached To It
| Others |
| TI | Tube Investments
| Others |
| TI | Tumor Inducing
| Others |
| TI | Tumour Inducing
| Others |
| TI | Tunica Intima
| Others |
| TI | Turbo Injection
| Others |
| TI | Turismo Internazionale
| Others |
| TI | Turn In
| Others |
| TI | Turners Island
| Others |