English
heliographer
From helio- + -grapher.
Formed from helio- + -grapher
Proto-Indo-European *sóh₂wl̥ ‘sun’
Proto-Hellenic *hāwélios ‘sun’
Ancient Greek ἥλιος ‘sun’
English helio-
Today it means
noun One who signals by heliography.
Language periods are conventional ranges, not dates for this word.
Etymograph / heliographer