ectoconchionWiktionary 原文英美构词拆解ectoecto-前缀conchconcha词干‘outer ear’ion-ion后缀ecto-Outside. · (chiefly in fantasy fiction) Ghost-related.-ion(unproductive) An action or process, or the result of an action or process. · (unproductive) A state or condition.词源说明From ecto- + concha (“outer ear”) + -ion.释义名词noun1(anatomy) A craniometric landmark that is the most lateral point of the orbital lateral wall