perennate
/ˈperɪneɪt/verb
no obj.［usu. as adj. perennating］
- Botany (of a plant or part of a plant) live through a number of years, usually with an annual quiescent period【植】（植物或植物的一部分）多年生长。
派生词
perennation
noun词源
early 17th cent.: from Latin perennat- 'continued for many years' （from the verb perennare） + -ATE3.