English
solargraph
From solar + -graph.
Formed from solar + -graph
Proto-Indo-European *sóh₂wl̥ ‘sun’
Latin sōl ‘sun’
Latin sōlāris ‘of or pertaining to the sun’
Middle English solar
English solar
Today it means
noun A photograph of the paths of the Sun across the sky created with pinhole photography.
Sources
Sources: Wiktionary, “solargraph”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.
Etymograph / solargraph