- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
active citizen
-
ad valorem
-
punctual
-
gender
-
intensifier
-
ad campaign
-
self-possessed
-
actinon
-
zone out
-
actinometer
- 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