Infertility (noun)

The state of being unable to produce offspring; the state of being infertile.

Origin:

From in- ("not") + fertility.

Examples:

1. The couple struggled with infertility for years before finally adopting a child.
2. The infertility rate in the country is alarmingly high.
3. The cause of her infertility was never determined.
4. The infertility treatment was very expensive and not covered by insurance.
5. The infertility specialist suggested they try in-vitro fertilization.