Helen Fenton

Actinograph: Definition and part of speech

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Actinograph

  1. n. An instrument for measuring and recording the variations in the actinic or chemical force of rays of light.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.

Actinium: Definition and part of speech

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Actinium

  1. n. A supposed metal, said by Phipson to be contained in commercial zinc; — so called because certain of its compounds are darkened by exposure to light.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.

Actinism: Definition and part of speech

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Actinism

  1. n. The property of radiant energy (found chiefly in solar or electric light) by which chemical changes are produced, as in photography.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.

Actinia: Definition and part of speech

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Actinia

  1. n. A genus in the family Actinidae.
  2. n. An animal of the class Anthozoa, and family Actinidae. From a resemblance to flowers in form and color, they are often called animal flowers and sea anemones. [See Polyp.].

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.