Definition of ductus in English:

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ductus

Pronunciation: /ˈdəktəs/

noun

Anatomy
A duct.
Example sentences
  • Near the prostate gland, the ductus is enlarged to form the ampulla; immediately thereafter, it is joined by the duct from the seminal vesicle.
  • The pulmonary artery - which, after birth, will carry blood from the heart to the lungs - instead sends blood directly back to the heart through a fetal blood vessel called the ductus arteriosus.
  • Before birth, a large artery called the ductus arteriosus lets the blood bypass the lungs because the fetus gets its oxygen through the placenta.

Origin

Mid 17th century: from Latin, literally 'leading'.

For editors and proofreaders

Syllabification: duc·tus

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