• T (tera) = 1000000000000 (prefix)
• t = metric ton (mass)
• T = tesla (magnetic flux density)
• tablespoon = 0.5 oz fluid (volume)
• tael (Chinese tael) = 0.0625 catty (mass)
• talent (Greek talent) = 60 mina (mass)
• tan = picul (mass)
• tb = terabyte (data)
• tbsp = tablespoon (volume)
• tea cup = 6 oz fluid (volume)
• teaspoon = 0.333333333333333 tablespoon (volume)
• temperature = thermodynamic temperature (thermodynamic temperature)
• temperature difference = thermodynamic temperature (thermodynamic temperature)
• ten = 10 (prefix)
• tension = surface tension (surface tension)
• tera = 1000000000000 (prefix)
• terabyte = 1024 gigabyte (data)
• tesla = kg/A*s^2 (magnetic flux density; derived unit)
• therm = 100000 BTU (energy)
• Thermal Conductance
  • thermal conductance = W/K (category unit)
• thermal conductance = W/K (thermal conductance; category unit)
• Thermal Conductivity
  • heat conductivity = thermal conductivity
  • thermal conductivity = W/m*K (category unit)
• thermal conductivity = W/m*K (thermal conductivity; category unit)
• thermal diffusion = kinematic viscosity (kinematic viscosity)
• thermal flux = heat flux density (heat flux density)
• Thermal Resistance
  • thermal resistance = K*m^2/W (category unit)
• thermal resistance = K*m^2/W (thermal resistance; category unit)
• thermie = 1000000 calorie (energy)
• thermochemical calorie = 4.184 J (energy)
• Thermodynamic Temperature
  • absolute temperature = thermodynamic temperature
  • celsius = dC
  • centigrade = dC
  • dC (Celsius degree) = K
  • dF (Fahrenheit degree) = 0.555555555555556 K
  • dK = K
  • dR (Rankine degree) = 0.555555555555556 K
  • dRe (Reaumur degree) = 1.25 K
  • fahrenheit = dF
  • K (Kelvin degree) = K (base unit)
  • kelvin = K
  • rankine = dR
  • reaumur = dRe
  • temperature = thermodynamic temperature
  • temperature difference = thermodynamic temperature
  • thermodynamic temperature = K (category unit)
• thermodynamic temperature = K (thermodynamic temperature; category unit)
• thousand = 1000 (prefix)
• thrice = 3 (prefix)
• throughput mass basis = mass flow rate (mass flow rate)
• throughput mole basis = mole flow rate (mole flow rate)
• throughput volume basis = volume flow rate (volume flow rate)
• tick = 0.03125 $ (currency)
• timber foot = ft^3 (volume; derived unit)
• Time
  • annual = yr
  • autumn = 89.6666666666667 day*approx
  • calendar yr (calendar year) = 365 day
  • cen = century
  • centennial = century
  • century = 100 yr
  • d = day
  • day = 24 hour
  • decade = 10 yr
  • diurnal = day
  • ennial = yr
  • fiscal yr (fiscal year) = 360 day
  • fortnight = 2 week
  • fy = fiscal yr
  • h = hour
  • hour = 60 minute
  • hr = hour
  • leap yr (leap year) = 366 day
  • lunation = synodic month
  • mean calendar yr = calendar yr
  • mean solar day = day
  • mean solar yr = yr
  • millenium = 1000 yr
  • millennial = millenium
  • min = minute
  • minute = 60 s
  • mo = month
  • month = 8.33333333333333E-02 yr*approx
  • monthly = month
  • novennial = 9 yr
  • octennial = 8 yr
  • olympiad = 4 yr*approx
  • perennial = yr
  • pregnancy = 9 month*approx
  • quindecennial = 15 yr
  • quinquennial = 5 yr
  • s (second) = s (base unit)
  • sec = s
  • second = s
  • septennial = 7 yr
  • sidereal day = 86164.091 s
  • sidereal month = 27.3217 day
  • sidereal yr (sidereal year) = 365.2564 day
  • sigma = us
  • spring = 92.9583333333333 day*approx
  • summer = 93.5416666666667 day*approx
  • synodic month = 29.5306 day
  • time = s (category unit)
  • week = 7 day
  • weekend = 2 day
  • weekly = week
  • winter = 89.0416666666667 day*approx
  • wk = week
  • yr (year) = 365.24219879 day*approx
• time = s (time; category unit)
• tn = short ton (mass)
• TNT = 4600000 m^2/s^2 (specific energy)
• ton = short ton (mass)
• ton force = metric ton*g (force; derived unit)
• tonne = metric ton (mass)
• torque = energy (energy)
• torr = mm*Hg weight density (pressure; derived unit)
• torsion of a curve = wave number (wave number)
• tou (Chinese tou) = 2.74 gallon (volume)
• township = 36 mile^2 (area)
• transmissivity = kinematic viscosity (kinematic viscosity)
• tri = 3 (prefix)
• trillion = 1000000000000 (prefix)
• triple = 3 (prefix)
• troy carat = carat troy (mass)
• troy dr = dram troy (mass)
• troy dram = dram troy (mass)
• troy gr = grain troy (mass)
• troy grain = grain troy (mass)
• troy lb = pound troy (mass)
• troy oz = oz troy (mass)
• troy pennyweight = pennyweight troy (mass)
• troy pound = pound troy (mass)
• tsp = teaspoon (volume)
• tun (English tun) = 8 barrel (volume)
• turn = 2 pi*rad (plane angle)
• twistability = compressibility (compressibility)

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