familial

adjective

fa·​mil·​ial fə-ˈmil-yəl 

-ˈmi-lē-əl

1

: tending to occur in more members of a family than expected by chance alone

a familial disorder

2

: of, relating to, or suggestive of a family

has familial ties to the area

a familial atmosphere

Synonyms of familial

• household
• domestic

Examples of familial in a Sentence

The company has created a familial atmosphere in its offices.

it's a familial duty as well as a tradition for everyone in my family to eat dinner together

Recent Examples on the Web

While no cast members actually broke the law during the show’s production, both Starkey and Taylor-Joy star alongside Annette Bening as criminals with a familial connection in Lucky. — Brenton Blanchet, PEOPLE, 31 July 2026

It’s presented with such grace as Koreeda, once again, metes out details about each character’s own familial backgrounds. — Randy Myers, Mercury News, 30 July 2026

However, other stars have had their familial relationships revealed to them. — Ayana Herndon, InStyle, 30 July 2026

There have been only three coaches — Sharron Backus, Sue Enquist and Kelly Inouye-Perez — in UCLA history, all of whom created unparalleled success and a program built on a standard of excellence and a familial culture. — Connor Dullinger, Los Angeles Times, 27 July 2026

Word History

Etymology

French, from Latin familia

First Known Use

1843, in the meaning defined at sense 1

Phrases Containing familial

• familial adenomatous polyposis
• familial hypercholesterolemia
• inter-familial

Kids Definition

familial

adjective

fa·​mil·​ial fə-ˈmil-yəl 

: of, relating to, or typical of a family

Medical Definition

familial

adjective

fa·​mil·​ial fə-ˈmil-yəl 

: tending to occur in more members of a family than expected by chance alone

a familial disorder

compare acquired sense 1, congenital sense 2, hereditary