basionWiktionary 原文英美构词拆解basbasi-前缀‘base’ion-ion后缀‘cephalometric reference point’basi-(anatomy, botany) Positioned at the base; forming a base · (anatomy) Relating to the basion-ion(unproductive) An action or process, or the result of an action or process. · (unproductive) A state or condition.词源链新拉丁语New Latin约 1500 年后↓ 借入英语Englishbasion词源说明From New Latin, equivalent to basi- (“base”) + -ion (“cephalometric reference point”).释义名词noun1(anatomy) The middle of the anterior margin of the foramen magnum of the skull.同族词派生词 2endobasion·sphenobasion