1. Plural of cyanotype; photographic prints made using a chemical process that produces blue images on a white background.
Usage: technical; photography

Examples

• The museum displayed a collection of 19th-century cyanotypes showing architectural designs.
• Anna Atkins created some of the earliest cyanotypes by placing plants directly on chemically treated paper.
• Photographers still use cyanotypes today as an alternative printing method.
• The distinctive blue color of cyanotypes made them popular for technical drawings and blueprints.
• She learned to make cyanotypes in her darkroom photography class.