T

Encyclopedia : T : T : T : T

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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

The letter T is the twentieth letter in the Latin alphabet. Its name in English is tee [ti:].

History

Proto-Semitic T	Phoenician T	Etruscan T	Greek Tau

Tâw was the last letter of the Western Semitic and Hebrew alphabets, and probably represented a cross. The sound value of Semitic Taw, Greek alphabet Tαυ (Tau), Old Italic and Latin T has remained fairly constant, representing IPA /t/ in each of these; and it has also kept its original basic shape in all of these alphabets.

Codes for 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 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.
• *Tarsal
• *Testis
• *Trachea
• *Triceps
• *Tympanum
• *Transverse tubule (muscle neurobiology)
• In archaeology, backhoe trench
• In astronomy,
• * T stands for an October 1 through 15 discovery, in the provisional designation of a comet (e.g. C/1847 T1, Miss Mitchell's Comet) or asteroid (e.g. (4047) 1964 TT₂).
• * T stands for the "time of perihelion passage," an orbital parameter placing the object on its orbit.

• In automobile engineering,
• *Turbocharged

• In aviation,
• *Takeoff minimum
• *Terminal area chart (followed by identification)
• *Terrain clearance altitude
• *Threshold lighting
• *Trainer (as in T-37)

• In bibliography,
• *Octodecimo (book from 12-1/2 to 15 centimeters in height)
• *Title
• *Twentyfourmo (book up to 15 centimeters in height)

• In biochemistry, T is the symbol for
  • threonine
  • thymine
  • D-Ribosylthymine
  • Terminus
  • Tetrose
  • Thromboplastin
  • Thromboxane
  • Thymine (also Thy)
  • Tocopherol
  • Toxin
  • Transferrin (Also, TF, TRF)
  • Treponema
  • Triose
    
  as well as a synonym for the brachyury gene.

• In biology,
• *Taxus (genus of coniferous trees including the yews)
• *Tonus
• *Testacella (a genus of slug)
• *Tilia, a genus of trees including the basswoods
• *Trematode, a genus of flatworms
• *Trichinella, a genus of roundworms
• *Trichuris, a genus of whipworms
• *Tsuga, a genus of coniferous trees including the hemlocks
• *Twin
• *Twisting number
• *Typhlosole
• *In botany,
• **Tetraspore
• **Thallus
• **transpiration
• **Trichome
• **Trillium
• **Turnover index
• **Typha
• *In microbiology,
• **Toxigenicity
• **Transduction
• *In genetics,
• **Tenor (genotype of Phlox paniculata)
• **terminator
• *In zoology, tentacle

• In calendars,
• *T is often an abbreviation for Tuesday or Thursday.
• *Also, Tridi (the third day of the week in the calendar used during the French Revolution from 1792-1806)

• In cardiology,
• *thrill
• *triggered

• In chemistry, T is the symbol for tritium, an isotope of hydrogen.
• *Also, transport number
• *Tautomer
• *Tertiary
• *Transition metal

• In communication, T sometimes stands for telephone number.
• *Ground, transportation
• *In telecommunication,
• **Telemeter (or "telemetry")
• **Telephone trunk call (British)
• **Television (FCC)
• **The (telegraphy)
• **Tip (switchboard plug)
• **Toggle
• **Transmission
• In cooking,
• * t. is an abbreviation for teaspoon,
• * T. is an abbreviation for tablespoon.

• In computing, T refers to the T programming language.
• *Tag (telecommunications)
• *Telnet
• *Terabyte
• *Third-word designator
• *Trace command
• *Truth

• In crystallography,
• *tetragonal
• *tetrahedral site
• *trigonal
• *twin

• In economics, T is usually used to represent taxation.
• *Also, marginal propensity to tax
• *Tourist (rate [value of the English pound])

• In electronics, transistor

• In emergency management,
• *Time in hours after detonation
• *vesicant agent

• In finance, T is the U.S. ticker symbol for AT&T.
• *Also, treasury (as in T-Bill, T-Bond, T-Note)
• *Tala, a monetary unit in Western Samoa
• *Thaler, or Talari, monetary unit in Ethiopia
• *Toronto Stock Exchange
• *In anique numismatics, T indicated that a coin had been made in Nantes, France.

• In freemasonry, tiler

• In French,
• *Mardi, "Tuesday"
• *tare, "tare"
• *titre, "security" (finance)
• *tonne, "ton"

• In geology,
• *Taylor number
• *Tilic subgroup (Ilmenite, titanite, perofskite, rutile)
• *Toarcian
• *Triassic period

• In geotextiles, breaking toughness
• In geography,
• *Tashkent, Uzbekistan
• *Tasmania (state)
• *Tegucigalpa, Honduras
• *Teheran, Iran
• *Tempe, Arizona
• *Thailand (international vehicle registration)
• *Thames River, England
• *Tiber River, Italy
• *Tientsin, China
• *Tigris, River
• *Tijuana, Mexico
• *Tirana, Albania (used in Albania)
• *Tithing (geographical division [British])
• *Tonga, South Pacific Islands
• *Topeka, Kansas
• *Toronto, Canada
• *Toulouse, France
• *Tralee, Ireland (fishing port registration)
• *Trenton, New Jersey
• *Tripoli, Libya
• *Tsingtao, China
• *Tulsa, Oklahoma
• *Tuscon, Arizona

• In German,
• *Tonne (ton)
• *Teich (pond [German military])

• In hematology, thymus-derived

• In horticulture, tender

• In immunology, Thomson-Friedenreich Antigen

• In the International Phonetic Alphabet, the symbol [t] stands for the voiceless alveolar plosive.

• In Italian,
• *Tabacchi, "tobacco" (used in the signs of shops)
• *Temperatura, "temperature"
• *Tempo, "time" (physics)
• *Tera-
• *Tessla
• *Thailandia
• *Tomo, "volume" (bibliography)
• *Tonnellata, "ton"
• *Torre, "tower"
• *Trizio (chemistry)
• *Tubercolosi
• *Various proper names, like Tito, Tristano, Teresa, etc.

• In Latin,
• *Tabula, "plate"
• *Tempore, "in the time of"
• *Testamentum, "will"
• *Titus (name)
• *Tomus, "volume"
• *Trinitas, "the Trinity" (Late Latin)

• In law,
• *tenant
• *Testator
• *Thomas Mieres (flourished, 1429-39 [Authority cited in pre-1607 legal work])
• *treaty

• In linguistics,
• *Transformation rule
• *Trace
• *Tu (denotes familiar word forms [from French, "you"])
• *In composition,
• **Typed
• **Wrong tense of verb

• In propositional logic T is the symbol for "true".

• In machining, symbol for cutting time
• *Tolerance

• In mass transit, "The T" is the nickname for:
• *Boston's Massachusetts Bay Transportation Authority (MBTA)
• *Fort Worth's Fort Worth Transportation Authority
• *Pittsburgh's Port Authority of Allegheny County (PAT)

• In mathematics,
• *T is sometimes used for the top element of a lattice. This element is also denoted by the symbol [\top].
• *Blackboard bold [\mathbb] represents a torus, or the circle group.
• *Term
• *Tera- (prefix indicating 10¹²)
• *The medieval Roman numeral for 160
• * In probability and statistics, t represents Student's t-distribution.

• In mechanics, axisymmetric loading
• *Symbol for circular tooth thickness of gears

• In medicine,
• Tamoxifen (antineoplastic drug)
• *Ter (three times [pharmacology])
• *Test of significance
• *Tetracycline (antibiotic compound)
• *Theophylline
• *Thioguanine, (Also, TG) an antineoplastic drug
• *Thiopental (an anesthetic]
• *Thymidine
• *Tissue
• *Trichophyton
• *Trimethoprim (also, TMP [antibacterial compound])
• *Turnkey
• *Tuberculosis
• *Trypanosoma
• *Taenia
• *Transfusion
• *Thrombosis
• *Thrombus
• *Thyroid
• *Tidal gas (in respiration)

• In metallurgy, teem

• In meteorology, thunderstorm

• In military science,
• *Tracer (ammunition)
• *Tracker (British military)
• *Training-mission vehicle (Department of Defense symbol)

• In music,
• *Talon (heel of the bow)
• *Tasto (The key of a keyboard instrument; or the fingerboard of a bowed string instrument) [From Italian, "tie" or "fret"]
• *Tendre (tender)
• *Tenor
• *Treble
• *Trillo (trill)
• *Tutti (sing or play together)

• In naming, various proper names, as Thomas, Timothy, Titus, Theresa, etc.

• At NASA,
• *Thermostabilized
• *Throttle command
• *Previously "Test" [link]. Today it is synonymous with time for launch. Current time in relation to the launch is commonly given as "T minus (remaining time)".
• In navies,
• *Military sealift command ship (when precedes vessel classification)
• *Transferred
• *Telegrapher
• *Torpedo (obsolete)
• *Tug
• *In the Royal Navy,
• **Torpedoman
• **Turner (rating)

• In oncology, tumor

• In opthalmology, intraocular tension

• As the first letter of a postal code,
• * In Canada, T stands for Alberta.

• In phonetic alphabets,
• *Tango (international)
• *Tear (World War II)
• *Tare (World War II)
• *Toc (Pre-World War II)
• *Tommy (World War I [Royal Navy])

• In photography,
• *tablet-shaped (as in "T-grains")
• *total light transmission (in T-number)

• In physics,
• *Surface tension
• *Isotopic spin (Nuclear physics)
• * Bloch wave transmission probability (solid-state physics)
• * Truth (particle physics)
• *In acoustics, reverberation time

• In psychology, tier

• Publication abbreviations include
• *Tappan's Ohio Common Pleas Reports
• *Tobacco Tax Ruling, Internal Revenue Bureau (United States)
• *Traffic Cases
• *Transvaal Provincial Division Reports (South Africa)

• In Roman naming convention, T is the abbreviation for the praenomen Titus.

• In Russian,
• * Tóннa (Tonna) "ton(s)"
• * Toвápищ (Tovarishch) "comrade"
• * Tom, "volume" (bibliography)

• In the sciences,
• * t is commonly used as a variable for time,
• **In atomic physics, time-reversal
• ** Time inversion (particle physics)
• **Burning time (for rockets)
• * t is a symbol for the top quark
• * Testosterone
• * Meridian angle
• * The discipline category abbreviation for metallurgical and materials engineering (from "technology")
• * Analyzer response function (Auger spectroscopy)
• *Tun (Unit of liquid capacity)
• *Torr (Unit)
• *Troy (A system of weights for precious metals)
• * T is commonly used as a variable for temperature, especially
• ** Absolute temperature
• ** Air temperature correction
• ** Burning time (for rockets)
• * 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.
• **Tagesprobe

• In shipping and sailing
• *Tapered hatchway
• *Thruster
• *Thrust of propeller (naval engineering)
• *Thunder (in a ship's log-book)
• *Twin screw
• *Tonnage
• *Tipper
• *Tropical loading (on load line)
• *Tufa (quality of the bottom [nautical charts])

• In slang,
• *Tablet (anything with a dot of LSD on it)
• *Tea (marijuana [U.S., mid-1900s on])
• *Tuinal, a barbiturate (U.S.)
• *THC, (U.S., late 1900s)

• In Spanish,
• *Tabla
• *Tailandia, "Thailand"
• *Talón, "talon" (music)
• *También, "also"
• *Tara, "tare"
• *Tarde, "late"
• *Tarifa
• *Tarjeta, "card"
• *Tasa, "rate" (mailing)
• *Tasto, "tasto" (music)
• *Técnica
• *Técnico
• *Técnicos
• *Telecomunicaciones
• *Telefónica, "telephone," adjective
• *Teléfono, "telephone"
• *Telegrafía, "telegraphy"
• *Telegráfico
• *Telégrafos
• *Telegrama, "telegram"
• *Temperatura, "temperature" (medicine)
• *Tempo (music)
• *Temporal
• *Tenis, "tennis"
• *Tenor (music)
• *Tensión intraocular, "intraocular tension"
• *Tercera, "third"
• *Terminación
• *Territorial
• *Territoriales
• *Tesorería, "treasury"
• *Tesoro
• *Testamento, "will"
• *Texto, "text"
• *Tiempo, "time"
• *Tierra, "land"
• *Timbre, "seal"
• *Tipógrafo,
• *Titular
• *Título, "title"
• *Tomín (a silver coin used in the past in South America)
• *Tomo, "volume"
• *Tomografía, "tomography"
• *Tonelada(s), "ton(s)" (commerce)
• *Total, "total"
• *Trabajadores, "workers"
• *Trabajo, "work"
• *Traductor, "translator"
• *Tráfico
• *Tránsito
• *Transitoria
• *Trans
• *Transmisiones
• *Transporte
• *Transportes
• *Tratado
• *Tratamiento
• *Tribunal
• *Tributaria
• *Tributario
• *Trimmer
• *Tritio (chemistry)
• *Tuberculosis
• *Turismo
• *Tutti, "tutti" (music)

• In spectrophotometry, transmittance

• In sports,
• * Tackle (American football)
• * Tie
• * Time consumed in playing game (baseball)
• * Timekeeper

• In technical drawings,
• *Tee (piping joint, etc.)
• *Teeth
• *Tread (stair details)

• In video games, T is the ESRB rating symbol for Teen.

• T is a perfume made by Tommy Hilfiger
• T- is used as prefix for Deutsche Telekom shares ("T-Shares"), products/services (such as T-DSL) and divisions, such as T-Com, T-Mobile, T-Online and T-Systems.
• T is a shortened nickname of actor Laurence Tureaud, also known as Mr. T.
• T is the library symbol used for the Tennessee State Library and Archives, Nashville, TN used by the Library of Congress
• Aerotec (Sociedade Aerotec Ltda. [Brazil--ICAO aircraft manufacturer identifier])

Other abbreviations

• Anchor tested
• Table
• Tack
• Tactical organization
• Tactual
• Taken
• Taken from
• Taler
• Talc
• Tamper
• Tanhuma
• Tan
• Tanker
• Tanna
• Tap
• Tanzania
• Tape
• Taper
• Target
• Tarnish
• Tata Engineering & Locomotive Co. Ltd.
• T bar
• Teach
• Teacher
• Team
• Technical (or Technician)
• Technological
• Telegram
• Telephone
• Teletype
• Temperature
• Tempo
• Temporal
• Temporary
• Tenacity
• Tense
• Tensor
• Tent
• Tentative target
• Teracycle
• Term
• Terminal
• Terminal banding
• Termination
• Terrace
• Terrain
• Territory
• Tertiary
• Testat
• Test
• Testament
• Test equipment
• Test reactor
• Test set
• Tetanus
• Tetrahedral
• Tetrode
• Texan
• Text
• Textile
• Textural
• Thai
• Than
• That
• Theft
• Theorem
• Theoretical
• Therapeutic
• Therapy
• Thermodynamic temperature
• Thermometer
• Thermostat
• Thickness
• Thief
• Thread
• Throat
• Throttle
• Throughput
• Throw
• Thrust
• Thymus
• Tick
• Tied
• Tight
• Tilt
• Timber
• Time
• Time factor
• Time period
• Timer
• Time trial
• Tincture
• Tinea
• Tint
• Tire
• T-iron
• Tissue
• Titania
• Toe
• Togo
• Toll
• Tolerant
• Toilet
• Toluene
• Tome
• Tomography
• Ton
• Tone
• Toner
• Tongs
• Tongue
• Tonometer reading
• Tonometry
• Tool
• Tool life
• Tooth
• Tooth number
• Top
• Topical
• Top secret
• Torch
• Tornado
• Toroid
• Torque
• Torsion
• Torsional modulus
• Torsional moment
• Tortoise
• Torus
• Tosefta
• Total
• Touch
• Tough
• Town
• Tower
• Township
• Toxic
• Toxicity
• Toxicological
• T-Profilstahl, T-Eisen
• Trace
• Tracheotomy set
• Track
• Tract
• Traction
• Tractor
• Traded
• Tradesman
• Traditional
• Traffic
• Traffic headquarters
• Trail
• Trailer
• Training
• Trajectory
• Transaction
• Transcription
• Transducer
• Transformer
• Transition
• Transit
• Transition point
• Translated
• Transmission coefficient
• Transmission stop
• Transmissivity
• Transmit (or transmitting)
• Transverse direction
• Trinitrotoluene
• Transitive
• Translation
• Translocation
• Translucency
• Transmissibility
• Transmitter
• Transparency
• Transponder
• Transport
• Transpose
• Transversal
• Transverse
• Trap
• Trapezoid
• Trauma
• Trawling
• Traverse
• Tray
• Treasurer
• Treated
• Treatment
• T reference point
• Trend
• Trial
• Triangle
• Triaxial
• Triode
• Triple
• Triplet
• Trotter
• Truce
• True (direction)
• Trunk
• Truss
• Tube
• Tubular
• Tubular propellant
• Tuesday
• Tumble
• Tuna
• Tune
• Turbine
• Turkish
• Turn (or turning)
• Turret
• Turtle
• Tutor
• Twine
• Twist
• Twisting moment
• Type
• Typhoid

See also

[List of all two-letter combinationsTwo-letter combinations] a b c d e f g h i j k l m n o p q r s t u v w x y z A B C D E F G H I J K L M N O P Q R S T U V W X Y Z [List of all single-letter-single-digit combinationsLetter-digit] & [List of all single-digit-single-letter combinationsDigit-letter] combinations 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9

 

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