ACTINISM

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

The property of radiation that enables it to produce photochemical effects

Classified under:

Nouns denoting attributes of people and objects

Hypernyms ("actinism" is a kind of...):

property (a basic or essential attribute shared by all members of a class)

Derivation:

actinic (relating to or exhibiting actinism)

Credits