1. The sphere of authority, control, or influence exercised within a family unit
The decision about household finances was within the father's family domain.
A decisão sobre as finanças domésticas estava dentro do domínio familiar do pai.
2. The area of family life, relationships, and domestic matters
Issues in the family domain require sensitive handling.
As questões no domínio familiar exigem um tratamento sensível.
3. The domestic sphere or household environment
Technology has changed how we interact in the family domain.
A tecnologia mudou como nos relacionamos no domínio familiar.