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 law also updates the definition of infertility to be more inclusive and aims to improve access to fertility care for everyone — including members of the LGBTQ+ community. —Angela Rodriguez, Sacbee.com, 1 July 2025

Despite the drop, Utah had the eighth-highest fertility rate in the country in 2023. —Giulia Carbonaro, MSNBC Newsweek, 30 June 2025

Rather, menopause means the end of menstruation and fertility. —Karina Zaiets, USA Today, 30 June 2025

Physical health plays a crucial role too -- being overweight and having inadequate physical activity can negatively impact fertility. —Doc Louallen, ABC News, 27 June 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