What does actinium mean?

actinium meaning in General Dictionary

A supposed material stated by Phipson becoming within commercial zinc so-called because certain of its substances are darkened by exposure to light

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  • a radioactive element of the actinide series; found in uranium ores
  • A supposed steel, stated by Phipson becoming found in commercial zinc; -- so-called because particular of the substances tend to be darkened by experience of light.

actinium meaning in Etymology Dictionary

radioactive factor discovered in 1899, from Greek actin-, brush. as a type of aktis (genitive aktinos) "ray, radiance" (see actino-) + chemical suffix -ium.


actinium - German to English

actinium


actinium meaning in General Dictionary

(n.) A supposed material, stated by Phipson to-be found in commercial zinc; -- so-called because certain of the substances are darkened by contact with light.