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testis

Pronunciation: /ˈtɛstɪs/

Definition of testis

noun (plural testes /-tiːz/)

Anatomy & Zoology
  • an organ which produces spermatozoa (male reproductive cells). Compare with testicle.

Origin:

early 18th century: from Latin, literally 'a witness' (i.e. to virility). Compare with testicle

testis in other Oxford dictionaries

Definition of testis in the US English dictionary

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