- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
crowbar
-
manduca quinquemaculata
-
cynthia
-
tilled
-
steeple
-
1st earl of balfour
-
adam's peak
-
barred
-
automatic
-
actaea
- 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