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photoheliograph
[ foh-tuh-hee-lee-uh-graf, -grahf ]
noun
, Astronomy.
- an instrument for photographing the sun, consisting of a camera and a specially adapted telescope.
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Other Words From
- pho·to·he·li·o·graph·ic [foh-t, uh, -hee-lee-, uh, -, graf, -ik], adjective
- pho·to·he·li·og·ra·phy [foh-t, uh, -hee-lee-, og, -r, uh, -fee], noun
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Word History and Origins
Origin of photoheliograph1
First recorded in 1860–65; photo- + heliograph
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