Paternal/pəˈtɜːrnl/ Definition 1 of 4Pro Tip 1/2Inheritance Attribute Use 'paternal' to highlight traits or items inherited from the father's side of the family. The paternal coat of arms passed down to him. Pro Tip 2/2Fatherly Guidance 'Paternal' implies guidance or leadership like that of a father's role. His teacher took a paternal interest in his progress.