- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
guidance
-
mephitinae
-
absorbed
-
tiring
-
degenerate
-
agin
-
dispirited
-
reek
-
squint
-
ascension
- Hide translation
actinometry
actinometry /ˌækˌtɪnˈɑːmətri/
noun
-
Measuring the intensity of electromagnetic radiation (especially of the sun's rays)
(
actinometry
)
measuring the intensity of electromagnetic radiation (especially of the sun's rays)