T (disambiguation)

From Wikipedia, the free encyclopedia

T is the twentieth letter of the alphabet. It can also refer to:

Contents 1 Science and mathematics 2 Transportation 3 Finance 4 Music 5 See also

• t, teaspoon
• T, tablespoon
• t, tonne, metric ton
• T, Ton
• T, tesla (unit)
• T, tera, 10¹²
• T, the ESRB rating symbol for "teen"
• T, a perfume made by Tommy Hilfiger
• T, the postal code for Alberta
• T programming language
• T, the abbreviation for Titus in the Roman naming convention

[edit] Science and mathematics

• t, time
• T, temperature
• T, kinetic energy
• T, isospin
• t, top quark
• T, thymine
• T, Tritium
• T-symmetry, in particle physics
• Thorax, as in T11, the eleventh thoracic vertebra
• T, Triassic period, see also K-T boundary
• In astronomy,
  • T, a cool brown dwarf class of stars
  • T, an October 1-15 discovery, in the provisional designation of a comet (e.g. C/1847 T1, Miss Mitchell's Comet) or asteroid
• T, True (logic)
• T, the medieval Roman numeral for 160, 160,000 being
• Student's t-distribution
• [t], the IPA symbol for the voiceless alveolar plosive
• T (Scheme implementation)
• Haplogroup T (mtDNA), a human mitochondrial DNA (mtDNA) haplogroup

[edit] Transportation

"The T" is the nickname for:

• Massachusetts Bay Transportation Authority
• Fort Worth Transportation Authority
• T (New York City Subway service)
• Port Authority of Allegheny County
• Oslo T-bane
• Stockholm Metro, called the "T-bana"

[edit] Finance

• T, the U.S. ticker symbol for AT&T
• Treasury (as in T-Bill, T-Bond, T-Note)
• T, a mintmark for Nantes, France

[edit] Music

• T, a symbol used by Girolamo Frescobaldi which indicates the place where someone makes a brief trill
• T, a symbol used in St. Gallen notation which means to drag out or hold
• T, a symbol used in enchiriadis notation, used to represent a type of high note

[edit] See also

• T-number
• T-shirt
• T-bone steak
• T-Mobile
• T-Online
• Mr. T