T

Latin alphabet Aa Bb Cc Dd Ee Ff Gg Hh Ii Jj Kk Ll Mm Nn Oo Pp Qq Rr Ss Tt Uu Vv Ww Xx Yy Zz

T is the twentieth letter of the modern Latin alphabet. Its name in English is tee.

Tâw was the last letter of the Western Semitic alphabet — and of the Hebrew alphabet. The sound value of Semitic Taw, Greek alphabet Tαυ (Tau), and Old Italic alphabet and Latin T was IPA /t/.

Alternative representations

Tango represents the letter T in the NATO phonetic alphabet.

In international Morse code the letter T is Dah: -

In Braille the letter T is represented as ⠞ (in Unicode), the dot pattern:

.X
XX
X.

Computing

In Unicode the capital T is codepoint U+0054 and the lowercase t is U+0074.

The ASCII code for capital T is 84 and for lowercase t is 116; or in binary 01010100 and 01110100, correspondingly.

The EBCDIC code for capital T is 227 and for lowercase t is 163.

The numeric character references in HTML and XML are "T" and "t" for upper and lower case respectively.

Meanings for T

• T- is used as a prefix for an object that is shaped like the capital letter T, such as T-shirt, T-bone, and T-joint.
• In biochemistry, T is the symbol for threonine and thymine.
• In calendars, T is often an abbreviation for Tuesday or Thursday.
• In chemistry, T is the symbol for tritium, an isotope of hydrogen.
• In communications, T sometimes stands for telephone number.
• In cooking,
  • t. is an abbreviation for teaspoon,
  • T. is an abbreviation for tablespoon.
• In computing, T refers to the T programming language.
• In finance, T is the U.S. ticker symbol for AT&T.
• In mass transit, "the T" is an abbreviated name for transit systems in some cities, notably, the Massachusetts Bay Transportation Authority (MBTA) of Boston, and the transit system of Fort Worth, Texas.
• In mathematics, T is sometimes used for the top element of a lattice.
• In the SI system,
  • T is the symbol for the tesla, the SI derived unit for magnetic flux density.
  • T, tera, is the SI prefix meaning 10¹².
  • t is an abbreviation for tonne, which equals 1000 kilograms, for measuring mass.
• As the first letter of a postal code,
  • In Canada, T stands for Alberta.
• In probability and statistics, t represents Student's t-distribution.
• In propositional logic T is the symbol for true.
• In Roman naming convention, T is the abbreviation for the praenomen Titus.
• In the sciences,
  • t is commonly used as a variable for time,
  • t is a symbol for the top quark,
  • T is commonly used as a variable for temperature.
• In video games, T is the ESRB rating symbol for Teen.
• In economics, T is usually used to represent taxation.
• In anatomy, T means thoracic, as in T-spine, or written with a number (from T1 to T12) refers to a numbered thoracic vertebra or thoracic spinal nerve.
• T is a perfume made by Tommy Hilfiger