DICTIONARY ENTRY
4 SYLLABLES
heliograph
/'hiliə,græf/ · hiliəgræf
Heliograph has 4 syllables: he · li · o · graph.
he
01
li
02
o
03
graph
04
noun. An apparatus for sending telegraphic messages by using a mirror to turn the sun's rays off and on.
verb. Signal by means of a mirror and the using the sun's rays.
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