testicle

noun

tes·​ti·​cle ˈte-sti-kəl 

: testis

especially : one of a higher mammal usually with its enclosing structures

testicular

te-ˈsti-kyə-lər 

adjective

Examples of testicle in a Sentence

Recent Examples on the Web

Scientists also are finding microplastics in nearly every part of the human body — the brain, the heart, ovaries and testicles. — Michael Hawthorne, Chicago Tribune, 22 Oct. 2026

An ultrasound discovered a mass in his testicle, requiring Reeve to undergo a procedure known as orchiectomy to remove his testicle. — ABC News, 29 Sep. 2026

After undergoing surgery to remove the testicle (an orchiectomy), Reeve discovered the mass was embryonal carcinoma. — Melissa Rudy, FOXNews.com, 29 Sep. 2026

Reeve first noticed a tender lump on one of his testicles in the shower this past April. — Liz McNeil, PEOPLE, 29 Sep. 2026

Word History

Etymology

Middle English testicule, from Latin testiculus, diminutive of testis

First Known Use

15th century, in the meaning defined above

Kids Definition

testicle

noun

tes·​ti·​cle ˈtes-ti-kəl 

: testis

Medical Definition

testicle

noun

tes·​ti·​cle ˈtes-ti-kəl 

: testis

especially : one with its enclosing structures