"Fertility" refers to the ability or capacity of something, such as a living organism or soil, to produce offspring or crops respectively. Full definition
Let decades of experience and our range of fertility treatments improve your odds of pregnancy. (fertility.womenandinfants.org)
Can you tell us maybe a little bit more about what factors in fertility treatments may promote a multiple pregnancy? (pregnancymagazine.com)
Another contribution of breast feeding is the decrease in fertility of a nursing mother, often adding nine to 12 months to the spacing between births. (religion-online.org)