The word familial has to do with all things relating to family. A familial gathering is one in which family has come together. A familial bond is a strong connection between family members.

It's easy to spot the Latin root familia meaning "family" in the word familial. This is a word that describes events, relationships, or all other things having to do with family. When you talk about a familial bond, you are talking about the kind of intimate connection that only family members can share. If you are interested in genealogy, you have an interest in familial history.

Definitions of familial
  1. adjective
    relating to or having the characteristics of a family
    “children of the same familial background”
    familial aggregation”
  2. adjective
    occurring among members of a family usually by heredity
    familial traits”
    synonyms: genetic, hereditary, inherited, transmissible, transmitted
    heritable, inheritable
    capable of being inherited
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