photoheliograph

[ foh-tuh-hee-lee-uh-graf, -grahf ]

nounAstronomy.
  1. an instrument for photographing the sun, consisting of a camera and a specially adapted telescope.

Origin of photoheliograph

1
First recorded in 1860–65; photo- + heliograph

Other words from photoheliograph

  • pho·to·he·li·o·graph·ic [foh-tuh-hee-lee-uh-graf-ik], /ˌfoʊ təˌhi li əˈgræf ɪk/, adjective
  • pho·to·he·li·og·ra·phy [foh-tuh-hee-lee-og-ruh-fee], /ˌfoʊ təˌhi liˈɒg rə fi/, noun

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024