Heliograph
Heliograph noun - An apparatus for sending telegraphic messages by using a mirror to turn the sun's rays off and on.
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Synonyms for Heliograph
Photo and heliograph are semantically related. In some cases you can replace term "Photo" with "Heliograph", this nouns are similar.
Photo
Photo noun - A picture created from an image recorded on a light-sensitive surface by a camera.
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Synonyms for Photo
Heliograph and photo are semantically related. Sometimes you can replace term "Heliograph" with "Photo", this nouns are similar.
Nearby Words: photograph, phot
Mutual synonyms
Cite this Source
Photo and Heliograph. (2016). Retrieved 2026, August 06, from https://thesaurus.plus/related/heliograph/photo
Heliograph & Photo. N.p., 2016. Web. 06 Aug. 2026. <https://thesaurus.plus/related/heliograph/photo>.
Photo or Heliograph. 2016. Accessed August 06, 2026. https://thesaurus.plus/related/heliograph/photo.
Google Ngram Viewer shows how "heliograph" and "photo" have occurred on timeline