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

The curriculum includes a new dedicated module on regenerative agriculture, offering farmers information on rebuilding soil fertility, supporting biodiversity and strengthening long-term farm resilience. —Jennifer Bringle, Sourcing Journal, 4 Dec. 2025

The authors suggest that focusing more resources on easing housing and other economic barriers could help slow the impact of China’s aging population, even if the fertility rate does not recover to replacement levels. —Micah McCartney, MSNBC Newsweek, 4 Dec. 2025

For the founders of fertility tech startup Herasight, this is not a hypothetical. —Amanda Gerut, Fortune, 29 Nov. 2025

Last month, Democrats introduced a bill to require health insurance to cover infertility treatments and standard fertility preservation services. —Hope Karnopp, jsonline.com, 28 Nov. 2025

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