fraternity

noun

The quality of being brothers or brotherly; brotherhood. / A group of people associated for a common purpose.

The fraternity among the soldiers was evident as they fought side by side.

意味（1）

The quality of being brothers or brotherly; brotherhood.

意味（2）

A group of people associated for a common purpose.

意味（3）

(US) A social organization of male students at a college or university; usually identified by Greek letters.