hieroglyphs

hieroglyph, hieroglyphs 1. A hieroglyphic character; a figure of some object, as a tree, animal, etc., standing for a word (or, afterwards, in some cases, a syllable or sound), and forming an element of a species of writing found on ancient Egyptian monuments and records; thence extended to such figures similarly used in the writing of other races.
Found on http://www.wordinfo.info/words/index/info/view_unit/2483/2

Hieroglyphs

the name for the picture writing symbols of ancient Egypt. They are not hieroglyphics - the correct word is hieroglyphs. Hieroglyphic is used to describe a text that is written in hieroglyphs.
Found on http://www.egyptweb.norfolk.gov.uk/eggloss.htm
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