sphenethmoid /sfi:n'eθmɔid/ 📖 中文释义 蝶筛骨 📘 English Definition(英文释义) a. Of or pertaining to both the sphenoidal and theethmoidal regions of the skull, or the sphenethmoid bone;sphenethmoidal.n. The sphenethmoid bone. ← sphene S 字母词表 sphenetite →