#ligne  a linear unit (1/40 inch) used to measure diameter of buttons
  supertype:  linear_unit  a unit of measurement of length
  part of:  inch__in  a unit of length (in United States and Britain) equal to one twelfth of a foot
     part of:  ft__foot  a linear unit of length equal to 12 inches or a third of a yard; "he is six feet tall"
        part of:  yard__pace  a unit of length equal to 3 feet; defined as 91.44 centimeters; originally taken to be the average length of a stride
           part of:  perch.linear_unit__rod  (British) a linear measure of 16.5 feet
              part of:  furlong  a unit of length equal to 220 yards
                 part of:  statute_mile__statutemile__mile__stat_mi__land_mile__mi  a unit of length equal to 1760 yards
                    part of:  league.linear_unit  an obsolete unit of distance of variable length (usually 3 miles)
           part of:  chain.linear_unit  a unit of length
           part of:  lea  a unit of length of thread or yarn
           part of:  fthm__fathom  a linear unit of measurement (equal to 6 feet) for water depth

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