家族全員が

the whole family

→ 家族
phrase Rare #30,388
the whole family 家族全員 means “the whole family” or “all family members,” and が marks it as the subject of the sentence.
JA: 家族全員が夕食を食べています。
EN: The whole family is eating dinner.

家族全員が写ってる写真はこれ一枚です

This is the only photo we have with the whole family in it.

家族全員が病気で寝ていた

The whole family was sick in bed.

家族全員がよく似ているんだ

Everyone in the family looks very much alike.

家族全員が旅行にでかけた

The whole family went on a trip.

家族全員が集まってパーティーを開いた日は母の最高の日だった

The day our whole family got together and threw a party was the best day of my mother’s life.