Surplices are loose, white robes worn by clergy or choir members during religious ceremonies.
Surplices are associated with religious ceremonies and have a sense of tradition and formality.
Examples:
The priest wore a surplice during the church service.
The choir members put on their surplices before the performance.
The surplices are kept in a special closet at the church.
The surplice made the choir members look like angels.
The surplices were so long, they almost touched the ground.
The surplice was as white as snow.