Definition of photoheliograph in English:

photoheliograph

noun ˌfəʊtəʊˈhiːlɪəɡrɑːfˌfəʊtəʊˈhiːlɪəɡraf

Astronomy

Mid 19th century; earliest use found in William Fairbairn (1789–1874), engineer. From photo- + heliograph. Cf slightly earlier photoheliographic.

noun

Astronomy

Mid 19th century; earliest use found in William Fairbairn (1789–1874), engineer. From photo- + heliograph. Cf slightly earlier photoheliographic.

词汇	photoheliograph
释义	Definition of photoheliograph in English: photoheliograph noun ˌfəʊtəʊˈhiːlɪəɡrɑːfˌfəʊtəʊˈhiːlɪəɡraf Astronomy A photographic telescope for photographing the sun. Origin Mid 19th century; earliest use found in William Fairbairn (1789–1874), engineer. From photo- + heliograph. Cf slightly earlier photoheliographic. Definition of photoheliograph in US English: photoheliograph noun Astronomy A photographic telescope for photographing the sun. Origin Mid 19th century; earliest use found in William Fairbairn (1789–1874), engineer. From photo- + heliograph. Cf slightly earlier photoheliographic.
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