1. relating to the running of a home or to family relations:

〖通例名詞の前で〗家庭の, 家庭内の〈生活･もめ事など〉

e.g. domestic chores

e.g. domestic violence.

of or for use in the home rather than in an industrial or office environment:

家庭用の, 家事の〈道具など〉

e.g. domestic appliances.

(of an animal) tame and kept by humans:

〖通例名詞の前で〗人に飼われている, 飼い慣らされた〈動物など〉(↔ wild)

e.g. domestic cattle.

(of a person) fond of family life and running a home:

家庭的な, 家庭を愛する, マイホーム型の

e.g. she was not at all domestic.

2. existing or occurring inside a particular country; not foreign or international:

〖通例名詞の前で〗国内の, 自国の; 国産の(↔ foreign)

e.g. the current state of US domestic affairs.

1. (also domestic worker or domestic help) a person who is paid to help with menial tasks such as cleaning.

｟やや古｠ 使用人, 召使い(domestic worker, domestic help)

2. North American a product not made abroad.

｟米｠ ; 〖～s〗 国産品

late Middle English: from French domestique, from Latin domesticus, from domus ‘house’.