- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
initial
-
sentimental
-
fretfully
-
civil servant
-
lever
-
unspecified
-
yiddishism
-
coke
-
game bird
-
manor
- 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