TI

TI, ti, and variants may refer to:

Arts and entertainment

• Ti/si, the seventh syllable in the solfège technique
• The International (Dota 2), an annual eSports tournament for the video game, Dota 2
• Twilight Imperium, a game

Businesses and organizations

• TI Group, previously Tube Investments, an English engineering company
• Texas Instruments, an American electronics company
• Therapeutics Initiative, an evidence based medication evaluation organization
• Tiger Inn, a Princeton University eating club
• Toastmasters International, an international public speaking organization
• Tol Air (IATA airline designator TI)
• Transparency International, an international organisation devoted to fighting corruption
• Treasure Island Hotel and Casino, an American hotel and casino resort on the Las Vegas Strip

People

• Ti, a high-status official during the Fifth Dynasty of Egypt
• Tiberius, a Roman given name shared by several people
• T.I. (born 1980), American rap music artist; real name Clifford Harris
• Stephen Michael, Australian rules footballer

Places

• Ti, Oklahoma, US
• Thursday Island, Torres Strait
• Ticino, a canton (federated state) of Switzerland

Science, technology, and mathematics

Biology and medicine

• Cabbage tree (New Zealand), called "tī kouka"
• Terminal ileum, the last part of the small intestine
• Ti or Tī, a generic name in Polynesian languages for plants of the genus Cordyline, including:
  • Cordyline fruticosa, Tī, Tī pore (Māori), Kī (Hawaiian), a widely cultivated plant throughout Polynesia
  • Cordyline australis (Tī kōuka or Cabbage tree, New Zealand)
  • Cordyline banksii (Tī ngahere or Forest cabbage tree, New Zealand)
  • Cordyline indivisa (Tī toī, tōī or Mountain cabbage tree, New Zealand)
  • Cordyline obtecta (Tī, Norfolk Island cabbage tree, Three Kings cabbage tree, Norfolk Island and New Zealand)
  • Cordyline pumilio (Tī rauriki, Tī koraha or Dwarf cabbage tree, New Zealand)
• Therapeutic index
• Tricuspid insufficiency, a leakage of blood within the heart

Computing

• Ti (prefix symbol), the prefix symbol of the binary unit prefix tebi
• Technical informatics, a subclass of computer engineering
• Acronis True Image, a disk imaging program

Other uses in science, technology, and mathematics

• Thermal instability
• Thermodynamic integration
• Titanium (Ti), the chemical element of atomic number 22
• Truncated icosahedron

Other uses

• Ti (concept), a term meaning "substance" (體) in Chinese
• Ti, Old Swedish spelling of Týr, deity of Norse mythology
• Tigrinya language (ISO 639-1 code "ti")

See also

• Di (disambiguation) for several Chinese concepts; "Ti" is the Wade-Giles equivalent of "Di"