人じん工こう光こう

noun

artificial light

Refers to light produced by human-made sources, as opposed to natural light (自然光). Used in technical, environmental, and everyday contexts.

See also: 自然光

• この植しょく物ぶつは人じん工こう光こうだけで育そだつ。

  This plant grows under artificial light alone.

• 夜や間かんの人じん工こう光こうが生せい態たい系けいに与あたえる影えい響きょうを調しらべている。

  We are investigating the effects of nighttime artificial light on the ecosystem.