Definition of primogenital in US English:

primogenital

adjective

  • See primogeniture

    • ‘The primogenital succession initiated by him and ensconced in the Constitution, was designed to prevent the kinds of competition and rivalry that had led to much violence in the past.’
    • ‘The primogenital male bears the title Duke of Campagna.’

Pronunciation

primogenital

/-ˈjenitl/