DUCTUS ARTERIOSUS

Pronunciation (US):

(GB):

 Dictionary entry overview: What does ductus arteriosus mean? 

• DUCTUS ARTERIOSUS (noun)
  The noun DUCTUS ARTERIOSUS has 1 sense:

1. a blood vessel in a fetus that bypasses pulmonary circulation by connecting the pulmonary artery directly to the ascending aorta; normally closes at birth

  Familiarity information: DUCTUS ARTERIOSUS used as a noun is very rare.

 Dictionary entry details 

• DUCTUS ARTERIOSUS (noun)

Sense 1

Meaning:

A blood vessel in a fetus that bypasses pulmonary circulation by connecting the pulmonary artery directly to the ascending aorta; normally closes at birth

Classified under:

Nouns denoting body parts

Hypernyms ("ductus arteriosus" is a kind of...):

blood vessel (a vessel in which blood circulates)

Hyponyms (each of the following is a kind of "ductus arteriosus"):

patent ductus arteriosus (a ductus arteriosus that failed to close at birth; may require surgical correction)

Holonyms ("ductus arteriosus" is a part of...):

fetus; foetus (an unborn or unhatched vertebrate in the later stages of development showing the main recognizable features of the mature animal)

 Context examples 

This disorder is often associated with ventricular septal defect, ductus arteriosus, or truncus arteriosus.

(Interrupted Aortic Arch, NCI Thesaurus)

A cardiopulmonary disorder characterized by systemic arterial hypoxemia secondary to pulmonary hypertension and extrapulmonary right to left shunting across the foramen ovale and ductus arteriosus.

(Persistent Fetal Circulation, NCI Thesaurus)

A congenital defect characterized by the failure of the ductus arteriosus to close soon after birth.

(Patent Ductus Arteriosus, NCI Thesaurus)