heliography

English

Etymology

helio- +‎ -graphy

Pronunciation
  • Rhymes: -ɒɡɹəfi

Noun

heliography (uncountable)

  1. The scientific study of the sun.
  2. The art of making a heliograph.
  3. The system of signalling by heliograph.
  4. (obsolete) Photography.
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