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 stage of the condition does not necessarily predict the severity of symptoms, and endometriosis can still cause scar tissue formation, pelvic adhesions, and fertility problems even if symptoms are not present. — Anthony Robledo, USA Today, 4 Aug. 2026

The couple—who were married from 1994 until Angélil’s death from throat cancer in 2016—also underwent several fertility treatments to have their first son René-Charles, 25, in 2000. — Adrianne Reece, InStyle, 31 July 2026

Fibroid symptoms can include heavy menstrual bleeding; longer, more frequent, and more painful periods; pelvic pain or pressure; frequent urination; and, sometimes, fertility challenges. — Fiorella Valdesolo, Vogue, 30 July 2026

Thus, knowledge about limiting fertility conflicted with the interests of European states and plantation societies that valued population growth. — Kari Traylor, JSTOR Daily, 29 July 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