SKIP TO CONTENT

ultraviolet illumination

Definitions of ultraviolet illumination
  1. noun
    radiation lying in the ultraviolet range; wave lengths shorter than light but longer than X rays
    synonyms: UV, ultraviolet, ultraviolet light, ultraviolet radiation
    see moresee less
    types:
    sun-ray, sunray
    a ray of artificial ultraviolet light from a sunray lamp
    type of:
    actinic radiation, actinic ray
    electromagnetic radiation that can produce photochemical reactions
Word Family
EDITOR’S CHOICE

Test prep from the experts

Boost your test score with programs developed by Vocabulary.com’s experts.

  • Proven methods: Learn faster, remember longer with our scientific approach.
  • Personalized plan: We customize your experience to maximize your learning.
  • Strategic studying: Focus on the words that are most crucial for success.

SAT/PSAT

$29.95
  • Number of words: 500+
  • Duration: 8 weeks or less
  • Time: 1 hour / week

TOEFL

$29.95
  • Number of words: 500+
  • Duration: 10 weeks or less
  • Time: 1 hour / week

ACT

$29.95
  • Number of words: 700+
  • Duration: 10 weeks
  • Time: 1 hour / week