Chapel

• lady chapel

  A small chapel in a church; dedicated to the Virgin Mary.

• side chapel

  A small chapel off the side aisle of a church.

Area

• chancel

  Area around the altar of a church for the clergy and choir; often enclosed by a lattice...

• nave

  The central area of a church.

Also contains

• cathedral

  Any large and important church.

• apse

  A domed or vaulted recess or projection on a building especially the east end of a church;...

• basilica

  An early Christian church designed like a Roman basilica; or a Roman Catholic church or...

• cathedral

  The principal Christian church building of a bishop's diocese.

• rood screen

  A screen in a church; separates the nave from the choir or chancel.

• narthex

  A vestibule leading to the nave of a church.

• amen corner

  Area reserved for persons leading the responsive `amens'.

• vestry

  A room in a church where sacred vessels and vestments are kept or meetings are held.

• church tower

  The tower of a church.

• abbey

  A church associated with a monastery or convent.

• transept

  Structure forming the transverse part of a cruciform church; crosses the nave at right...

• presbytery

  Building reserved for the officiating clergy.

• kirk

  A Scottish church.