SEPTAL DEFECT

 I. (noun) 

Sense 1

Meaning:

A congenital abnormality in the septum between the left and right sides of the heart

Classified under:

Nouns denoting stable states of affairs

Hypernyms ("septal defect" is a kind of...):

congenital heart defect (a birth defect involving the heart)

Hyponyms (each of the following is a kind of "septal defect"):

atrial septal defect (an abnormal opening between the left and right atria of the heart)

ventricular septal defect (a common congenital heart defect; an abnormal opening in the septum dividing the ventricles allows blood to pass directly from the left to the right ventricle; large openings may cause congestive heart failure)

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