<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>A disorder characterized by excessive development of the breasts in males.</n0:def-definition><n0:def-source>CTCAE</n0:def-source></n0:ComplexDefinition>
<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>Excessive development of the breasts in males; usually the result of hormonal imbalance or treatment with certain drugs.</n0:def-definition><n0:def-source>NCI</n0:def-source></n0:ComplexDefinition>