| 释义 |
rad·i·cle
\ˈradə̇kəl, -dēk-\ noun
(-s)
Etymology: Latin radicula little root, diminutive of radic-, radix root
1.
a. : the lower portion of the axis of a plant embryo or seedling; specifically : its extremity or root portion
b. : the hypocotyl and the root : hypocotyl
2. : the rootlike beginning of an anatomical vessel or part
< the radicle of a lacteal in a villus of the intestine >
< the radicle of a lung >
3. [by alteration] : radical
< a chemical radicle > |