Brotherhood has multiple meanings:

• Siblings: The relationship between male offspring,

• Fraternity: Sodality, or people engaged in a particular occupation; "the medical fraternity"

• Brotherhood: The feeling that men should treat one another as brothers

• Labor union: Union, trade union, brotherhood, an organization of employees formed to bargain with an employer

• Brotherhood of Man: A 1970's Pop band from England.

• Brotherhood is a 1986 New Order album.

• Brotherhood is a level of membership in the Order of the Arrow.

Sisterhood is an album put out by Andrew Eldritch to copyright the name Sisterhood before Mission UK could use it.