– College Retirement Equities Fund TIBS – (a) Tactical Information Broadcast System TIC – (a) Troops In Contact TID – (p) Target Identification – (i) ter in die (Latin, "three times daily") TIGERS – (a) Topologically Integrated Geographic Encoding and Referencing System TIM – (a) Technical Information Memorandum – Technical Interchange Meeting – Toxic Industrial Material – Telecom Italia Mobile TIMS – (a) Tactical Internet Management System – The Institute of Management Sciences – The International Molinological Society – Thermal Infrared Multispectral Scanner – Thermal Ionization Mass Spectrometry – Travel Information Management Services – Tuberculosis Information Management System TINC – (a) There Is No Cabal TINY – That Is, Not You (internet slang) TIP – (a) Thermal Identification Panel tir – (s) Tigrinya language (ISO 639-2 code) tits – Toes in the Sand TJ TJ – (s) Tajikistan (ISO 3166 digram) – Terajoule TJD – (i) Truncated Julian Day TJK – (s) Tajikistan (ISO 3166 trigram) TJS – (s) Tajik somoni (ISO 4217 currency code) TK tk – (s) Turkmen language (ISO 639-1 code) TK – (s) Terakelvin – Tokelau (ISO 3166 digram) TKBL – (i) Türkiye 1. Kadınlar Basketbol Ligi, the Turkish-language name of the Turkish Women's Basketball League TKL – (s) Tokelau (ISO 3166 trigram) TKM – (s) Turkmenistan (ISO 3166 trigram) TL tl – (s) Tagalog language (ISO 639-1 code) Tl – (s) Thallium TLPM – T1 Line Performance Monitor TL (i) Team Leader (s) Teralitre Timor-Leste (ISO 3166 digram) (p) ThermoLuminescence TL;DR (i) – Too long; didn't read TLATOJL – The Life and Times of Juniper Lee TLA (i) Three-Letter Abbreviation/Acronym (ii) 'Three-Letter Agency' (i.e. CIA, FBI, NSA, etc.) (i) Temporal light artefacts TLAM – (i) Tomahawk Land Attack Missile TLAR (i) That Looks About Right (chat shorthand) Transporter-Launcher And Radar TLC (i) Tender Loving Care The Learning Channel (now known strictly by the initials) Thin-layer chromatography T-Boz, Lefteye, Chilli Tables, Ladders, and Chairs (type of professional wrestling match) TLD (i) Thermoluminescent Dosimeter Top-Level Domain TLE (i) Temporal light effects TLI (i) Temporal light interference TLM (i) Traditional Latin Mass Tridentine Latin Mass Transaction Lifecycle Management (i) Temporal light modulation TLS (s) Timor-Leste (ISO 3166 trigram) (i) Times Literary Supplement TM Tm (s) Terameter Thulium TM (i) Technical Manual Theater Missile Thematic Mapper (p) trademark (often written in small superscript type: TM or ™) (i) Turing machine (s) Turkmenistan (ISO 3166 digram) Tympanic Membrane TMA (i)