FAQs About the word heliogram

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

No synonyms found.

No antonyms found.

heliochromy => Heliochromy, heliochromic => heliotropic, heliochrome => Heliocrom, heliocentrical => heliocentric, heliocentric parallax => Cảnh thiên văn nhật tâm,