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actinic rays

5 ENTRIES FOUND:
  1. actinic rays (noun plural)
  2. ray (noun)
  3. ray (noun)
  4. X-ray (noun)
  5. x-ray (transitive verb)

actinic rays

noun pl

Definition of ACTINIC RAYS

: radiation (as in the violet and ultraviolet parts of the spectrum) having marked photochemical action