n. (biology) the process of an individual organism growing organically; a purely biological unfolding of events involved in an organism changing gradually from a simple to a more complex level
n. a progression from simpler to more complex forms
n. vegetation that has grown
n. (pathology) an abnormal proliferation of tissue (as in a tumor)
n. 生长, 栽培, 增长
[计] 等比级数