- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
smudge
-
roll
-
equality state
-
serviette
-
bobbing
-
precaution
-
purpleness
-
xanax
-
nameless
-
sequence
- 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