{{wiktionary|TI|Ti.}} '''TI''', '''ti''', and variants may refer to: {{TOC right}}
== Arts and entertainment == * Ti/Si, the seventh syllable in the solfège technique * The International (''Dota 2''), an esports tournament * ''Twilight Imperium'', a game
==Businesses and organizations== * TI-class supertankers, ships operated by Tankers International * Texas Instruments, an American electronics company * Telecom Italia, an Italian telecommunications company * TI Group, previously Tube Investments, an English engineering company * Therapeutics Initiative, a medication evaluation organization * Tiger Inn, a Princeton University eating club * Toastmasters International, a public speaking organization * Former Tol Air, IATA code * Tailwind Airlines, IATA code * Transparency International, anti-corruption organisation * Treasure Island Hotel and Casino, Las Vegas, US
==People== * Ti, a high-status official during the Fifth Dynasty of Egypt * Ti. for Tiberius, a Roman given name * T.I. (born 1980), American rapper * TI, post-nominal initials used by awardees of Tamgha-e-Imtiaz, a Pakistani honour * "Targeted individual", person claiming to be subject to "gang stalking" * Ti, Bonnie Nettles, religious leader
==Places== * Ti, Oklahoma, US * Thursday Island, Torres Strait * Ticino, a canton (federated state) of Switzerland
==Science, technology, and mathematics==
===Biology and medicine=== * Ti or Tī, a generic name in Polynesian languages for plants of the genus ''Cordyline'', including: ** ''Cordyline fruticosa'', Tī, Tī pore (Māori), Kī (Hawaiian) ** ''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
===Computing=== * Ti (prefix symbol), of interim unit tebi; e.g. Tib for tebibit
===Other uses in science, technology, and mathematics=== * Topological insulator * Titanium, symbol Ti, a chemical element * Truncated icosahedron
==Other uses== * Ti (concept), a term meaning "substance" (體) in Chinese * TI (cuneiform), a sign in cuneiform writing * Ti, Old Swedish spelling of Týr, deity of Norse mythology * Tigrinya language (ISO 639-1 code "ti") * ti (digraph), the characters {{angbr|ti}} * Tenant inducement, in commercial real estate * Tobu's Isesaki Line, Sano Line, Koizumi Line, and Kiryū Line (railway line prefix TI)
==See also== {{canned search|ti|t-i}} * Di (disambiguation) for several Chinese concepts; "Ti" is the Wade–Giles equivalent of "Di" * TL (disambiguation) * T1 (disambiguation) * {{lookfrom|TI}} * {{lookfrom|ti}} * {{intitle|Ti}} * {{intitle|T.I.}}
{{Disambiguation}}