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

• household

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

But their familial relationship with the president is an asset, especially in the Middle East, where people value personal ties and family no less than the Romans did. —Barry Strauss, Time, 21 Oct. 2025

But unlike other series cappers, Last Rites didn’t try to be a summation of every demonic threat the duo has ever encountered, instead opting for another familial story by way of 1986’s Smurl haunting in Pennsylvania. —Brian Davids, HollywoodReporter, 20 Oct. 2025

In 2024, the detectives finally found a match using a familial DNA database and identified the killer. —Caroline Blair, PEOPLE, 18 Oct. 2025

During a pivotal year, actor Oscar Isaac experiences the emotional impact of familial generational transitions, all while preparing for an intense production of Hamlet. —Christian Zilko, IndieWire, 9 Oct. 2025

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