stele
/ˈstiːlɪ/noun
1
- Botany the central core of the stem and root of a vascular plant, consisting of the vascular tissue (xylem and phloem) and associated supporting tissue【植】中柱。亦称VASCULAR CYLINDER.
派生词
stelar
adjective （义项 1）词源
early 19th cent.: from Greek stēlē 'standing block'.