JMdict entry #1516800

1. noun (common) (futsuumeishi)noun or participle which takes the aux. verb suruintransitive verb discharging (electrically; e.g. of a battery)
   see: 充電・1
2. noun (common) (futsuumeishi)noun or participle which takes the aux. verb suruintransitive verb physicselectricity, elec. eng. electrical discharge; discharge