Definition of "heliogram" []

• A message transmitted by a heliograph. (noun)

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• "On the 21st a heliogram from Hudson informed me that Gough's brigade was expected the next day; but as it had been found necessary to drop his Cavalry at the several posts he passed on the way for their better protection, I deemed it expedient to send him the 12th Bengal Cavalry, for he had to pass through some fairly open country near Butkhak, where they might possibly be of use to him."
• "Just then my mind was considerably relieved by a heliogram from Baker informing me that he was on his way back to Kabul."
• "Brigadier-General Massy was informed, in reply to his heliogram, that Baker would be despatched at once to drive the enemy from their position and force them to fall back upon the Cavalry, upon which"