photoharden

English

Etymology

From photo- +‎ harden.

Verb

photoharden (third-person singular simple present photohardens, present participle photohardening, simple past and past participle photohardened)

1. (transitive) To harden by exposure to light.
   • 1967, R. H. Marchessault, Christen Skaar, Surfaces and Coatings Related to Paper and Wood: A Symposium..., page 363:

     Accordingly, the photosensitive material that can be photohardened to give a resist image to the etch is called a photoresist.

   • 1969, Photographic Science and Engineering, volume 13, page 84:

     In coated layers of this composition, exposure to visible light photohardens the polymerizable droplets so that color does not form on treatment with oxidizing agent and color developer; […]

Derived terms

• photohardenable