Actinism is a 8 letter English word. It's valid Scrabble word worth 12 points. It's valid Words with friends word worth 15 points.
You can make 273 anagrams from letters in actinism (aciimnst).
First recorded in 1835-45; actin- + -ism
The third constituent of the sunbeam is actinism—its property being to produce chemical effects.
An instrument for registering the intensity of the chemical influence (actinism) of the suns rays.
actinism, ak′tin-izm, n. the chemical force of the sun's rays, as distinct from light and heat.
In the autumn, when the ripening period arrives, light and actinism give way to a greater ratio of heat.
Experiments clearly prove that this change is to be attributed to actinism, and not to heat.
As yet, the effects of actinism have been more studied in the inanimate than the organic creation.
Because blue glass obstructs many of the luminous rays, but it is perfectly transparent to actinism.
In summer, when the maturing process advances, light and heat increase, and actinism relatively declines.