D defs.my
Entry 2 senses Webster, 1913

Hereditary

/hẽr-ĕd'-ət-ĕrˌ-ē/ · He·red·i·ta·ry · IPA /həˈɹɛdɪˌtɛɹi/
01 a. Descended, or capable of descending, from an ancestor to an heir at law; received or passing by inheritance, or that must pass by inheritan…
  1. 1.
    Descended, or capable of descending, from an ancestor to an heir at law; received or passing by inheritance, or that must pass by inheritance; as, an hereditary estate or crown.
  2. 2.
    Transmitted, or capable of being transmitted, as a constitutional quality or condition from a parent to a child; as, hereditary pride, bravery, disease.