fertility /fɚˈtɪləti/ noun Learner's definition of FERTILITY
[noncount]
: the state or condition of being fertile: such as
a : the ability to produce young能育性；可繁殖性；生育能力 —
often used before another noun常用于另一名词前 b : the ability to support the growth of many plants肥沃 c : the ability to produce many ideas（思想的）丰富