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Heliogram
UK
/ˈhɛlɪəʊɡræm/
US
/ˈhɛliəˌɡræm/
Translation heliogram into russian
heliogram
Noun
UK
/ˈhɛlɪəʊɡræm/
US
/ˈhɛliəˌɡræm/
heliogram
heliograms pl
The scientist studied the heliogram to understand solar activity.
Ученый изучал гелиограмму, чтобы понять солнечную активность.
Definitions
heliogram
Noun
UK
/ˈhɛlɪəʊɡræm/
US
/ˈhɛliəˌɡræm/
A message sent by reflecting sunlight using a mirror, typically used for communication over long distances.
The soldiers used a heliogram to send a message across the valley.