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

Lacob already envisions their menstrual fluid data being able to reveal vital information about the ovarian environment, giving insights into not just the quantity, but the quality of eggs, a frequent blind spot in fertility care. — Fiorella Valdesolo, Allure, 30 Oct. 2026

How metastatic breast cancer treatments can impact fertility Breast cancer itself does not cause infertility. — Petra Guglielmetti, Glamour, 29 Oct. 2026

Some researchers have linked chip manufacturing to thyroid and liver diseases, fertility problems, and cancer — an especially ironic outcome, given AI boosters’ claims that the technology will cure cancer within our lifetimes. — Gaby Del Valle, The Verge, 29 Oct. 2026

Like all health care in the United States, fertility care is mired by fragmentation and inadequate transparency on cost, price, and billing. — Pooja Yerramilli, STAT, 28 Oct. 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