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

While population growth has long been a tailwind for growth and creditworthiness, falling fertility rates and unprecedented speed of changing age structures are now changing that picture, Moody’s writes. — Elsa Ohlen, CNBC, 5 Oct. 2026

Some argue that fertility care is simply basic healthcare and should be universally accessible. — Literary Hub, 30 Sep. 2026

Considered by fertility doctors to be the most effective medical intervention — in which eggs are surgically removed and combined with sperm inside a lab to create embryos that are transferred to the uterus — IVF is also the most expensive. — Sarah Elizabeth Richards, Los Angeles Times, 27 Sep. 2026

Bochantin plans on majoring in biochemistry and wants to become a fertility doctor. — Jeff Vorva, Chicago Tribune, 23 Sep. 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