hereditárius
Hereditárius is a Latin adjective meaning "inherited" or "belonging to inheritance." In scholarly use, it underpins terms describing traits, conditions, or privileges transmitted from ancestors to descendants. The root lies with Latin heres (heir) and hereditas (inheritance); from it, many modern languages derive forms such as hereditary in English and their cognates in other tongues.
In biology and medicine, hereditary describes traits and diseases passed from parents to offspring through genes.
In law and social organization, hereditary describes rights or titles transmitted by succession. A hereditary title
Notes: the exact usage of forms derived from hereditarius varies by language and discipline. See also heredity,