solarization

Exposure to the action of the rays of the sun.

In photography, the injurious effects produced on a negative by over-exposing it in the camera to the light of the sun, as blurring of outlines, obliteration of high lights, loss of relief, etc.; also, the effects on a print resulting from over-printing the sensitized paper or other medium.

Injury of a photographic picture caused by exposing it for too long a time to the sun’s light in the camera; burning; excessive insolation.

Whole or partial reversal of tone in a negative or photographic print, such that dark areas appear light or vice versa.

exposure to the rays of the sun