Tendency for Interpersonal Victimhood, a recently proposed personality disorder
Tiv people, an ethnic nation in West Africa
Tiv language, a Southern Bantoid language
Time-invariant system
Tornado Intercept Vehicle
Trivalent influenza vaccine
Turbine installation vessel
T-IV mine, a Soviet anti-tank mine
Fokker T.IV, a Dutch torpedo bomber/maritime reconnaissance floatplane
Tivat Airport, by IATA airport code
Total insurable value, a value of property, inventory, equipment, and business income covered in an insurance policy
trend-indicator value, a measure of major conventional weapons delivery volume in terms of its military capability, developed by Stockholm International Peace Research Institute
People with the name
Tiv (illustrator), a female South Korean illustrator who currently lives in Japan.
Tiv, an ethnic group in Nigeria that live predominantly in Benue state, some parts of Nasarawa and in the central-eastern state of Taraba in the valley of the Benue River and states, constitute of 2.4% of Nigeria's total population.
Tiv Ol, Cambodian teacher and communist politician