髓 suǐ 🔊 bone marrow; (fig.) innermost part 21 strokes + Keep this word Meanings suǐ (bound form) bone marrow; (fig.) innermost part(botany) pith Its parts Dictionaries file it under 骨. Words with 髓 骨髓 gǔ suǐ bone marrow 脊髓 jǐ suǐ spinal cord 精髓 jīng suǐ marrow; pith; quintessence; essence HSK 7–9 延髓 yán suǐ medulla oblongata 脑髓 nǎo suǐ brain tissue 髓鞘 suǐ qiào myelin sheath (membrane surrounding axon… 牙髓 yá suǐ tooth pulp 脊髓炎 jǐ suǐ yán myelitis; inflammation of spinal cord 红骨髓 hóng gǔ suǐ red bone marrow; hematopoietic marrow 玉髓 yù suǐ chalcedony 真髓 zhēn suǐ essence 神髓 shén suǐ lit. spirit and marrow