isographWiktionary 原文构词拆分iso-前缀“same, self”Same, identical. · Equal; equivalent.+-graph后缀“writing”that writes · (metonymic) that is written词源说明From iso- (“same, self”) + -graph (“writing”).释义（英文）名词 Noun(sociolinguistics) A line indicating the geographical boundaries within which a particular feature of a written script is used.词族相关词（4）allographautographhomographisogloss