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Meaning of heliograph

Source language: EnglishDictionary language: English

heliograph

noun

Definitions

  1. An apparatus for signalling by means of a moveable mirror which reflects flashes of sunlight.

  2. A heliogram.

  3. An instrument for measuring the intensity of sunlight.

  4. A device for photographing the sun.

verb

Definitions

  1. To send a message by heliograph.

  2. To send a heliograph.

  3. To photograph by sunlight.

Sources:https://en.wiktionary.org/wiki/heliograph

Related words

heliographyphotoheliographheliogramheliographerradioheliographphotoheliographyhelioheliostat