Birds

• Tit (bird), of the family Paridae, including tits, chickadees and titmice
• Long-tailed tits
  Long-tailed tits
  The long-tailed tits or bushtits, Aegithalidae, are a family of small passerine birds. The family contains 13 species in four genera.- Distribution and habitat :...
  
  , of the family Aegithalidae
• Wrentit
  Wrentit
  The Wrentit is a small bird that lives in chaparral and bushland. It is the only species in the genus Chamaea....
  
  , of the family Sylviidae
• Tit-babblers, of the family Timaliidae
• Penduline tit
  Penduline tit
  The penduline tits are a family of small passerine birds, related to the true tits. All but the Verdin and Fire-capped Tit make elaborate bag nests hanging from trees , usually over water; inclusion of the Fire-capped Tit in this family is disputed by some authorities.-Characteristics:Penduline...
  
  s, of the family Remizidae
• Bearded Tit
  Bearded Tit
  The Bearded Reedling is a peculiar small passerine bird. It is also frequently known as the Bearded Tit due to some similarities to Long-tailed Tits, or Bearded Parrotbill since it was later placed with these after it was removed from the true tits in the family Paridae...
  
  , of the family Panuridae
• Tomtit
  Tomtit
  The Tomtit, Petroica macrocephala, is a small passerine bird in the family Petroicidae, the Australian robins. It is endemic to the islands of New Zealand, ranging across the main islands as well as several of the outlying islands. It has several other English names as well. There are several...
  
  , of the family Petroicidae

Science and technology

• Tarski's indefinability theorem
  Tarski's indefinability theorem
  Tarski's undefinability theorem, stated and proved by Alfred Tarski in 1936, is an important limitative result in mathematical logic, the foundations of mathematics, and in formal semantics...
  
  
• Tits group
  Tits group
  In mathematics, the Tits group 2F4′ is a finite simple group of order 17971200 = 211 · 33 · 52 · 13 found by ....
  
  , named after Jacques Tits

Organizations

• Turkish Revenge Brigade
  Turkish Revenge Brigade
  The Turkish Revenge Brigade is an ultra-nationalist militant organisation that has used violence against those who are perceived to be insulting Turkey. In the 1970s, TİT gained notoriety during political clashes and are believed to be responsible for over one thousand deaths during this period...
  
  , Türk İntikam Tugayı, TİT
• Tokyo Institute of Technology
  Tokyo Institute of Technology
  The Tokyo Institute of Technology is a public research university located in Greater Tokyo Area, Japan. Tokyo Tech is the largest institution for higher education in Japan dedicated to science and technology. Tokyo Tech enrolled 4,850 undergaraduates and 5006 graduate students for 2009-2010...
  
  
• TIT&S, the Technological Institute of Textile & Sciences‎, situated in Bhiwani, State of Haryana in India

Places

• Tit, Adrar, an oasis in the Adrar Province, Algeria
• Tit, Tamanrasset, a town in the Tamanrasset Province, central Algeria
• Tehran International Tower
  Tehran International Tower
  The International Tehran Tower is a 54-story building in Tehran, Iran. It is the tallest residential building in Iran.It is located North of Youssef Abad district, close to Kordestan and Resalat Expressway.-Facilities:...
  
  , a residential tower located in Tehran, Iran

Television, film, and music

• Trotters Independent Traders, TIT or T.I.T., a fictional company from the BBC sitcom Only Fools and Horses

Other uses

• Breast
  Breast
  The breast is the upper ventral region of the torso of a primate, in left and right sides, which in a female contains the mammary gland that secretes milk used to feed infants.Both men and women develop breasts from the same embryological tissues...
  
  , referred as tit, usually vulgar and used in plural
• Teat, an alternative word for a nipple