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

Microplastics—the small bits of plastic that are constantly shedding off plastic products—have been found in nearly every human organ system, including the lungs, blood, brain, testicles, placenta, and breast milk. —Judith Enck, Time, 1 Dec. 2025

From humble origins making people eat bugs and charcuteries of animal testicles, to affecting national elections and moving markets. —Rafael Perez, Oc Register, 1 Dec. 2025

This type of cancer typically spreads rapidly from the bone marrow into the bloodstream and can also reach other parts of the body, such as the lymph nodes, liver, spleen, brain and spinal cord, and testicles, per ACS. —Melissa Rudy, FOXNews.com, 25 Nov. 2025

In boys, these conditions can delay puberty and cause undescended testicles. —Katie Hunt, CNN Money, 14 Nov. 2025

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