Definitions

1. noun

Members of the same family, tribe, or class; brothers, sisters, or other relatives; also, fellow members of a profession, organization, or community.

“The brothers and their brethren gathered for the annual family reunion.”

2. noun

Plural of ‘brother’, used to refer to male relatives, friends, or colleagues.

“The brethren at the monastery welcomed the new recruit.”

3. noun

A group of people who share a common interest, profession, or goal.

“The brethren of the scientific community came together to discuss the latest research.”

4. verb

To share a common bond or affiliation with someone.

“The two countries have been brethren in their efforts to combat climate change.”