tes‧ti‧cle /ˈtestɪkəl/ noun [countable]
[Date: 1400-1500; Language: Latin; Origin: testiculus 'small testicle', from testis; ⇒ testis]
one of the two round organs that produce sperm in a male, that are enclosed in a bag of skin behind and below the penis
—testicular /te’stɪkjələ, te’stɪkjʊlə $ -ər/ adjective

[TahlilGaran] Dictionary of Contemporary English ▲