- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
nitrification
-
ural
-
donning
-
sodomy
-
green
-
desks
-
repetitive
-
preach
-
straw
-
journeyman
- Hide translation
actinism
actinism /ˈækˌtɪnɪzəm/
noun
-
The property of radiation that enables it to produce photochemical effects
(
actinism
)
the property of radiation that enables it to produce photochemical effects