1. to expose to or treat with sunlight or solar radiation
Usage: British spelling; third person singular present
2. to reverse the tones of a photographic image through overexposure to light
Usage: photography; British spelling; third person singular present

Examples

• The photographer solarises the print to create an artistic effect.
• She solarises the fabric using natural sunlight to fade the colors.
• The lab technician accidentally solarises the film during development.
• He solarises his negatives to achieve the distinctive reversed-tone look.
• The artist solarises her photographs to create surreal imagery.
• The process solarises the image, turning dark areas light and vice versa.