a sacred symbol, as an emblem, pictograph, or the like.
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How to use hierogram in a sentence
The former represents the ophite hierogram with one serpent, the latter is double; in both cases the circle has no wings.Curiosities of Superstition | W. H. Davenport Adams
As a consecrating symbol, the ophite hierogram was inscribed upon the massive portals of the Egyptian temples.Curiosities of Superstition | W. H. Davenport Adams
British Dictionary definitions for hierogram
a sacred symbol
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012