How to pronounce heliograph
American English pronunciation
HEE-lee-uh-graf
- IPA
- /ˈhiliəˌɡɹæf/
- Syllables
- HEE · lee · uh · graf (4 syllables, stress on the 1st)
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What heliograph means
A tool that flashes sunlight off a mirror to send messages
In a sentence: From the hilltop, the rangers used a heliograph to flash a message across the valley.
Where it comes from: It's made from Greek parts meaning sun and something that writes.
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