chapter

A local branch of some fraternity or association.

“he joined the Atlanta chapter”

An ecclesiastical assembly of the monks in a monastery or even of the canons of a church.

Any distinct period in history or in a person's life.

“the industrial revolution opened a new chapter in British history”

“the divorce was an ugly chapter in their relationship”

A series of related events forming an episode.

“a chapter of disasters”

A subdivision of a written work; usually numbered and titled.

“he read a chapter every night before falling asleep”