• synonyms


  1. a message sent by a heliograph.
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Origin of heliogram

First recorded in 1880–85; helio- + -gram1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for heliogram

Historical Examples of heliogram

  • The morning following the receipt of the heliogram we broke camp at daylight.

    Camps and Trails in China

    Roy Chapman Andrews and Yvette Borup Andrews

  • Just then my mind was considerably relieved by a heliogram from Baker informing me that he was on his way back to Kabul.

    Forty-one years in India

    Frederick Sleigh Roberts

  • Though news by heliogram came slowly and at long intervals, all were conscious that something was afloat.