Answer:

reredos

Answer	Crossword Clue
REREDOS	Screen behind an altar
REREDOS	Ornamental screen
REREDOS	Altar screen.

REREDOS	Fireback.
REREDOS	Ornamental partition wall.
REREDOS	Screen behind altar.
REREDOS	Ornamental screen.
REREDOS	Screen, behind an altar.
REREDOS	Ornamental screen behind an altar.
REREDOS	Partition wall behind an altar.
REREDOS	Screen behind an altar.

REREDOS	Decorative altar screen.
REREDOS	Choir screen
REREDOS	Altar screen
REREDOS	Screen behind a church altar
REREDOS	Ornamental wall behind an altar
REREDOS	Decoration behind an altar
REREDOS	Ornamental altar screens