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T

T

T (named tee /tiː/[1]) is the 20th letter in the modern English alphabet and the ISO basic Latin alphabet. It is derived from the Semitic letter taw via the Greek letter tau. In English, it is most commonly used to represent the voiceless alveolar plosive, a sound it also denotes in the International Phonetic Alphabet. It is the most commonly used consonant and the second most common letter in English-language texts.[2]

T
T t
(See below)
Usage
Writing systemLatin script
TypeAlphabetic and Logographic
Language of originLatin language
Phonetic usage[t]
[]
[]
[d]
[]
[t͡ʃ]
[ɾ]
[ʔ]
/tiː/
Unicode valueU+0054, U+0074
Alphabetical position20
History
Development
Z9
  • Proto-Sinaitic Taw
    • Prototaw.svg
      • Phoenician Taw
        • 𐤕‬
          • Ττ
            • 𐌕
              • T t
Time period~-700 to present
Descendants • Th (digraph)
 • ™
 • ₮
 • ₸
 • Ŧ
 • Ť
 • Ţ
 • Ʇ
Sisters𐍄
Т
Ҭ
Ћ
Ҵ
ת ت ܬ
ة

𐎚
𐎙


Տ տ
Ց ց




Variations(See below)
Other
Other letters commonly used witht(x), th, tzsch

History

Phoenician
Taw
Etruscan
T
Greek
Tau
Proto-semiticT-01.svgEtruscanT-01.svgTau uc lc.svg

Taw was the last letter of the Western Semitic and Hebrew alphabets. The sound value of Semitic Taw, Greek alphabet Tαυ (Tau), Old Italic and Latin T has remained fairly constant, representing [t] in each of these; and it has also kept its original basic shape in most of these alphabets.

Use in writing systems

English

In English, ⟨t⟩ usually denotes the voiceless alveolar plosive (International Phonetic Alphabet and X-SAMPA: /t/), as in tart, tee, or ties, often with aspiration at the beginnings of words or before stressed vowels.

The digraph ⟨ti⟩ often corresponds to the sound /ʃ/ (a voiceless palato-alveolar sibilant) word-medially when followed by a vowel, as in nation, ratio, negotiation, and Croatia.

The letter ⟨t⟩ corresponds to the affricate /t͡ʃ/ in some words as a result of yod-coalescence (for example, in words ending in "-ture", such as future).

A common digraph is ⟨th⟩, which usually represents a dental fricative, but occasionally represents /t/ (as in Thomas and thyme.)

Other languages

In the orthographies of other languages, ⟨t⟩ is often used for /t/, the voiceless dental plosive /t̪/ or similar sounds.

Other systems

In the International Phonetic Alphabet, ⟨t⟩ denotes the voiceless alveolar plosive.

Use in website names

Punycode is a representation of Unicode with the limited ASCII character subset used for Internet host names.

DomainPunycode(if any)UsageRegistered On (WHOIS)
Ⲧ.com [10]xn--7hj.com [11]
ፐ.com [12]xn--v6d.com [13]Crypto Chain University's official URL shortcut10 December 2014
𐍄.com [14]xn--yc8c.com [15]
₸.com [16]xn--xzg.com [17]
  • T with diacritics: Ť ť Ṫ ṫ ẗ Ţ ţ Ṭ ṭ Ʈ ʈ Ț ț ƫ Ṱ ṱ Ṯ ṯ Ŧ ŧ Ⱦ ⱦ Ƭ ƭ ᵵ[3][4]

  • Ꞇ ꞇ : Insular T was used by William Pryce to designate the voiceless dental fricative [θ][5]

  • ʇ : Turned small t is used in the International Phonetic Alphabet

  • Uralic Phonetic Alphabet-specific symbols related to T:[6] U+1D1B ᴛ LATIN LETTER SMALL CAPITAL T U+1D40 ᵀ MODIFIER LETTER CAPITAL T U+1D57 ᵗ MODIFIER LETTER SMALL T U+1E97 ẗ LATIN SMALL LETTER T WITH DIAERESIS

  • ₜ : Subscript small t was used in the Uralic Phonetic Alphabet prior to its formal standardization in 1902[7]

  • ȶ : T with curl is used in Sino-Tibetanist linguistics[8]

  • Ʇ ʇ : Turned capital T and turned small t were used in transcriptions of the Dakota language in publications of the American Board of Ethnology in the late 19th century[9]

Ancestors and siblings in other alphabets

  • 𐤕 : Semitic letter Taw, from which the following symbols originally derive Τ τ : Greek letter Tau Ⲧ ⲧ : Coptic letter Taw, which derives from Greek Tau Т т : Cyrillic letter Te, also derived from Tau 𐍄 : Gothic letter tius, which derives from Greek Tau 𐌕 : Old Italic T, which derives from Greek Tau, and is the ancestor of modern Latin T ᛏ : Runic letter teiwaz, which probably derives from old Italic T

  • ፐ : One of the 26 consonantal letters of Ge'ez script. The Ge'ez abugida developed under the influence of Christian scripture by adding obligatory vocalic diacritics to the consonantal letters. Pesa ፐ is based on Tawe ተ.

Derived signs, symbols and abbreviations

  • ™ : Trademark symbol

  • ₮ : Mongolian tögrög

  • ₸ : Kazakhstani tenge

Computing codes

CharacterTt
Unicode nameLATIN CAPITAL LETTER T    LATIN SMALL LETTER T
Encodingsdecimalhexdecimalhex
Unicode84U+0054116U+0074
UTF-8845411674
Numeric character referenceTTtt
EBCDIC family227E3163A3
ASCII1845411674
1Also for encodings based on ASCII, including the DOS, Windows, ISO-8859 and Macintosh families of encodings.

Other representations

References

[1]
Citation Linkopenlibrary.org"T", Oxford English Dictionary, 2nd edition (1989); Merriam-Webster's Third New International Dictionary of the English Language, Unabridged (1993); "tee", op. cit.
Sep 27, 2019, 10:39 AM
[2]
Citation Linkpages.central.eduLewand, Robert. "Relative Frequencies of Letters in General English Plain text". Cryptographical Mathematics. Central College. Archived from the original on 2008-07-08. Retrieved 2008-06-25.
Sep 27, 2019, 10:39 AM
[3]
Citation Linkwww.unicode.orgConstable, Peter (2003-09-30). "L2/03-174R2: Proposal to Encode Phonetic Symbols with Middle Tilde in the UCS" (PDF).
Sep 27, 2019, 10:39 AM
[4]
Citation Linkwww.unicode.orgConstable, Peter (2004-04-19). "L2/04-132 Proposal to add additional phonetic characters to the UCS" (PDF).
Sep 27, 2019, 10:39 AM
[5]
Citation Linkwww.unicode.orgEverson, Michael (2006-08-06). "L2/06-266: Proposal to add Latin letters and a Greek symbol to the UCS" (PDF).
Sep 27, 2019, 10:39 AM
[6]
Citation Linkwww.unicode.orgEverson, Michael; et al. (2002-03-20). "L2/02-141: Uralic Phonetic Alphabet characters for the UCS" (PDF).
Sep 27, 2019, 10:39 AM
[7]
Citation Linkwww.unicode.orgRuppel, Klaas; Aalto, Tero; Everson, Michael (2009-01-27). "L2/09-028: Proposal to encode additional characters for the Uralic Phonetic Alphabet" (PDF).
Sep 27, 2019, 10:39 AM
[8]
Citation Linkwww.unicode.orgCook, Richard; Everson, Michael (2001-09-20). "L2/01-347: Proposal to add six phonetic characters to the UCS" (PDF).
Sep 27, 2019, 10:39 AM
[9]
Citation Linkwww.unicode.orgEverson, Michael; Jacquerye, Denis; Lilley, Chris (2012-07-26). "L2/12-270: Proposal for the addition of ten Latin characters to the UCS" (PDF).
Sep 27, 2019, 10:39 AM
[10]
Citation Linkxn--7hj.comⲦ.com
Sep 27, 2019, 10:39 AM
[11]
Citation Linkxn--7hj.comxn--7hj.com
Sep 27, 2019, 10:39 AM
[12]
Citation Linkxn--v6d.comፐ.com
Sep 27, 2019, 10:39 AM
[13]
Citation Linkxn--v6d.comxn--v6d.com
Sep 27, 2019, 10:39 AM
[14]
Citation Linkxn--yc8c.com𐍄.com
Sep 27, 2019, 10:39 AM
[15]
Citation Linkxn--yc8c.comxn--yc8c.com
Sep 27, 2019, 10:39 AM
[16]
Citation Linkxn--xzg.com₸.com
Sep 27, 2019, 10:39 AM
[17]
Citation Linkxn--xzg.comxn--xzg.com
Sep 27, 2019, 10:39 AM
[18]
Citation Linkweb.archive.org"Relative Frequencies of Letters in General English Plain text"
Sep 27, 2019, 10:39 AM
[19]
Citation Linkpages.central.eduthe original
Sep 27, 2019, 10:39 AM
[20]
Citation Linkwww.unicode.org"L2/03-174R2: Proposal to Encode Phonetic Symbols with Middle Tilde in the UCS"
Sep 27, 2019, 10:39 AM