Definition of primogenitive in US English:

primogenitive

adjective

  • Primogenital.

Origin

Early 17th century (in an earlier sense). From post-classical Latin primogenitus primogenit + -ive. With use as noun compare primogeniture. With use as adjective compare earlier primogenital, primogenitary.

Pronunciation

primogenitive

/ˌprʌɪmə(ʊ)ˈdʒɛnɪtɪv/