The term UNSHINY PHOTO FINISH is a combination of two words, 'UNSHINY' and 'photo finish'. UNSHINY refers to something that is not shiny or glossy, while photo finish is a term used in photography to describe the process of creating a smooth, even surface on a photograph. The crossword solution for this term is MATTE, which is a type of finish that is not glossy or reflective. MATTE finishes are often used in photography to create a more subtle, natural look.