What is another word for "ideograph"?

Roget's Thesaurus (1911) lists these synonyms for "ideograph": abecedarian, abecedary, affix, alphabet, alphabetical, anagram, anagrammatism, character, christcross-row, cipher, consonant, dental, digraph, diphthong, dissyllable, guttural, hieroglyphic, ideogram, labial, letter, liquid, literal, majuscule, metagrammatism, minuscule, monogram, monosyllable, mute, orthograph, phonetic, phonography, polysyllable, printing, spell, spelling, suffix, syllabic, syllable, trigraph, triphthong.