Photoengravings are images created through a photographic process on a metal plate. These images are then used for printing and are commonly referred to as engravings or etchings. Synonyms for photoengravings include photographic reproductions, photogravures, halftones, and lithographs. Photographic reproductions are images produced by photographic methods, while photogravures are images produced by engraving a metal plate. Halftones are images made up of small dots, while lithographs are images created using a lithographic process. All of these synonyms convey the idea of creating a printed image through a specialized process that requires great skill and attention to detail.