Two Factor Authentication
Twin for sole use
TSA -Transportation Security Administration
TripSource
Travel voucher
Travel Management Company
Travel insurance
Travel agency
Transit point
Transit lounge
Transfer
Transaction – regional air
Transaction – online no touch
Transaction – online low touch
Transaction – online high touch
Transaction – offline – traditional
Transaction – international air
Transaction – domestic air
Transaction
Tourist visa
Tourist card
Time and mileage rate
Ticketed point
Ticket on departure