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H_________
Definitions
signal by means of a mirror and the using the sun's rays
Word origin
From helio- + -graph.
Used in a sentence
“It was a lieutenant and a couple of privates of the 8th Hussars, with a stand like a theodolite, which the artilleryman told me was a heliograph.”
“when we stood up at nightfall we saw, in the sunset, the sparkle of the heliograph above cities, on the far side of the horizon.”
“With damnatory dot and dash he heliographed his wife / Some interesting details of the General's private life.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer0 curated clues
No curated clues for heliograph yet.