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

Junna is eager to become a mother, although several legal barriers prevent her from accessing sperm donations or fertility treatment. — Guy Lodge, Variety, 11 Oct. 2026

Consequently, it is often grown in rotation with other crops to help improve soil fertility. — Encyclopedia Britannica, 9 Oct. 2026

That is a level higher than on other subjects such as fertility, at 54 percent, and menopause, at 48 percent. — Jennifer Weil, Footwear News, 8 Oct. 2026

Reddit threads abound with fertility playlist suggestions and Bareilles’ addition to the canon doesn’t go unnoticed. — Los Angeles Times, 6 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