hierogram noun. 
['hʌɪrǝgram] E17.[from HIERO- + -GRAM.]A sacred symbol; a hieroglyph.
 ■   hierogra'mmatic,
 ■   hierogra'mmatical adjectives of the nature of, relating to, or consisting of hierograms 
M17. ■   hiero'grammatist noun a hierogrammate 
L17.  [TahlilGaran] English Dictionary ▲