photoheliographic /foh'teuh hee'lee euh graf"ik/, adj.photoheliography /foh'teuh hee'lee og"reuh fee/, n.
/foh'teuh hee"lee euh graf', -grahf'/, n. Astron.
an instrument for photographing the sun, consisting of a camera and a specially adapted telescope. Also called heliograph.
[1860-65; PHOTO- + HELIOGRAPH]

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Universalium. 2010.

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