fertility

noun

fer·​til·​i·​ty (ˌ)fər-ˈti-lə-tē 

1

: the quality or state of being fertile

2

: the birth rate of a population

Examples of fertility in a Sentence

She studied the effects of pollution on the fertility of the local fish population.

The doctor ordered a test of his fertility.

The area is known for its soil fertility.

the fertility of his imagination

Recent Examples on the Web

How many women have injected fertility drugs in the bathroom before a major presentation at work or brought them through airport security on a business trip? — Emma Hinchliffe, Fortune, 10 Aug. 2026

After a fertility clinic is decided upon and initial tests are run, the process involves about two weeks of daily self-injections of hormones and regular visits to the fertility clinic. — Kathryn Watson, CBS News, 10 Aug. 2026

The biggest downside, especially for younger men, is the impact on fertility. — Will Stone, NPR, 10 Aug. 2026

Continue reading … FROZEN ASSETS – 'Squad' member shares fertility journey, takes aim at Trump over women's choices. — FOXNews.com, 10 Aug. 2026

Word History

First Known Use

15th century, in the meaning defined at sense 1

Rhymes for fertility

• ability
• agility
• civility
• debility
• docility
• ductility
• facility
• fragility
• futility
• gentility
• hostility
• humility

Medical Definition

fertility

noun

fer·​til·​i·​ty (ˌ)fər-ˈtil-ət-ē 

plural fertilities

1

: the quality or state of being fertile

2

: the birth rate of a population