noun
: a photographic printing process in which a sheet of paper coated with bichromated gelatin mixed with a pigment is exposed under the negative and transferred to a support, the image then being developed by washing away the unexposed gelatin
noun
: a photographic printing process in which a sheet of paper coated with bichromated gelatin mixed with a pigment is exposed under the negative and transferred to a support, the image then being developed by washing away the unexposed gelatin
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012