'Heliogram' definitions:
Definition of '
heliogram
'
From:
WordNet
noun
A message transmitted by means of the sun's rays
Definition of '
Heliogram
'
From:
GCIDE
Heliogram \He"li*o*gram\ (h[=e]"l[i^]*[-o]*gr[.a]m), n. [Helio- + -gram.] A message transmitted by a heliograph. [Webster 1913 Suppl.]
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