solarize

To affect by exposing to the sun’s rays.

To be overexposed. Used of photographic film.

In photography, to become injured by too long exposure to the action of light.

To affect by sunlight: modify in some way by the action of solar rays.

In photography, to affect injuriously by exposing too long to light.

To injure by too long exposure to the light of the sun in the camera; to burn.

To become injured by undue or too long exposure to the sun’s rays in the camera; — an older term now replaced by overexpose.

To subject to solarization.

reverse some of the tones of (a negative or print) and introduce pronounced outlines of highlights, by exposing it briefly to light, then washing and redeveloping it

overexpose to sunlight