1. emission [radiation] of light(▼emissionは放出,radiationは放射);〔熱を伴わない〕luminescence

    発光する emit [give off] light

    • 太陽の発光
    • the emission [radiation] of light by the sun
    • この物質は発光する
    • This substance 「emits light [gives off light/is luminescent].
  1. 発光植物a photogenic plant
  1. 発光信号a flashing caution signal
  1. 発光体a photogen;〔冷光の〕a luminous body
  1. 発光ダイオードa light-emitting diode ((略 LED))
  1. 発光動物a luminous animal; a photogenic animal
  1. 発光塗料luminous paint