#system_of_measurement  a system of related measures
  supertype:  communication  something that is communicated between people or groups
  subtype:  system_of_weights_and_measures  system of measurement for length and weight and duration
     subtype:  English_system__British_system  a system of weights and measures based on the foot and pound and second
     subtype:  metric_system  a decimal system of weights and measures based on the meter and the kilogram and the second
        subtype:  cgs__cg  system of measurement based on centimeters and grams and seconds
        subtype:  Systeme_International_d'Unites__Systeme_International__SI__International_System  a complete metric system of units of measurement for scientists; fundamental quantities are length (meter) and mass (kilogram) and time (second) and electric current (ampere) and temperature (kelvin) and amount of matter (mole) and luminous intensity (candela)
  subtype:  point_system.system_of_measurement__pointsystem  a system of graduating sizes of type in multiples of the point
  subtype:  information_measure__informationmeasure  a system of measurement of information based on the probabilities of the information-bearing events
     subtype:  selective_information__selectiveinformation__information__entropy  (communication theory) a numerical measure of the uncertainty of an outcome; "the signal contained thousands of bits of information"
     subtype:  bandwidth  a data transmission rate; the maximum amount of information (bits/second) that can be transmitted along a channel
     subtype:  baud__baud_rate  (computer science) a data transmission rate (bits/second) for modems
  subtype:  utility.system_of_measurement  (economics) a measure that is to be maximized in any situation involving choice
     subtype:  marginal_utility  (economics) the amount that utility increases with an increase of one unit of an economic good or service
  subtype:  Brix_scale  a system for measuring the concentration of sugar solutions
  subtype:  circular_measure  measurement of angles in radians
  subtype:  board_measure__boardmeasure  a system of units for measuring lumber based on the board foot
  subtype:  Beaufort_scale__wind_scale  an international scale of wind force from 0 (calm air) to 12 (hurricane)
  subtype:  system_of_weights  a system of units used to express the weight of something
     subtype:  avoirdupois_weight__avoirdupoisweight__avoirdupois__avoirdupoi  a system of weights based on the 16-ounce pound (or 7,000 grains)
     subtype:  troy_weight__troy  a system of weights used for precious metals and gemstones; based on a 12-ounce pound and an ounce of 480 grains
  subtype:  temperature_scale__temperaturescale  a system of measuring temperature
     subtype:  Celsius_scale__international_scale__internationalscale__centigrade_scale  a temperature scale that defines the freezing point of water as 0 degrees and the boiling point of water as 100 degrees
     subtype:  Fahrenheit_scale  a temperature scale that defines the freezing point of water as 32 degrees and the boiling point of water a 212 degrees
     subtype:  Kelvin_scale__absolute_scale  a temperature scale that defines absolute zero as 0 degrees; water freezes at 273.16 degrees and boils at 373.16 degrees
     subtype:  Rankine_scale  a scale of absolute temperature in Fahrenheit degrees; the freezing point of water is 491.69 degrees and the boiling point of water is 671.69 degrees
     subtype:  Reaumur_scale  a temperature scale on which water freezes at 0 degrees and boils at 80 degrees

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