FAQs About the word heliogram

日照图

a message transmitted by means of the sun's raysA message transmitted by a heliograph.

No synonyms found.

No antonyms found.

heliochromy => 日光印刷, heliochromic => 感光变色, heliochrome => 日光着色照片, heliocentrical => 日心的, heliocentric parallax => 日心视差,