#drop.decrement__fall__free_fall  a sudden sharp decrease in some quantity: "a drop of 57 points on the Dow Jones index"; "there was a drop in pressure in the pulmonary artery"; "when that became known the price of their stock went into free fall"
  supertype:  decrement__decrease  the amount by which something decreases
  subtype:  voltage_drop__voltagedrop  a decrease in voltage along a conductor through which current is flowing

No statement uses or specializes drop.decrement; click here to add one.