- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
dream
-
status
-
virgin
-
pesky
-
assumptions
-
monarchy
-
character-at-a-time printer
-
animated
-
accountant
-
future
- Hide translation
actinic ray
actinic ray /ækˈtɪnɪk reɪ/
noun
-
Electromagnetic radiation that can produce photochemical reactions
(
actinic radiation
, actinic ray
)
electromagnetic radiation that can produce photochemical reactions