hieroglyph/ˈhaɪərəglɪf; `haɪərəˌɡlɪf/ n1 picture or symbol of an object, representing a word, syllable or sound, as used in ancient Egyptian and other writing 象形字（如古埃及等所用的）.2 written symbol with a secret or hidden meaning 秘密的或另有含义的书写符号.
牛津英汉双解词典