actinic ray

Từ điển WordNet v3.1 - WordNet Dictionary

noun

electromagnetic radiation that can produce photochemical reactions
• Syn:
actinic radiation
• Hypernyms:
electromagnetic radiation, electromagnetic wave, nonparticulate radiation
• Hyponyms:
infrared, infrared light, infrared radiation, infrared emission, light,
light, visible radiation, ultraviolet, ultraviolet radiation, ultraviolet light,
ultraviolet illumination, UV
• Part Holonyms:
electromagnetic spectrum