The term 'altar cloth' refers to a type of cloth used to cover an altar in a church or other religious building. The four crossword solutions for this term are 'FRONTAL, ' 'ara, ' 'APSE, ' and 'dossal.' A FRONTAL is a cloth that hangs down from the front of the altar, while an ara is a cloth that covers the back of the altar. An APSE is a semicircular recess at the end of a church, and a dossal is a cloth that hangs down from the back of the APSE. Altar cloths are often made of fine fabrics and decorated with religious symbols.