preilluminate

English

Etymology

From pre- +‎ illuminate.

Verb

preilluminate (third-person singular simple present preilluminates, present participle preilluminating, simple past and past participle preilluminated)

1. (transitive) To illuminate in advance.
   • 2014, David L. Elliott, Ultraviolet Laser Technology and Applications, page 320:

     Prior to firing the laser, a surgeon can preilluminate the area to be cut or ablated, enlarge or reduce the area, shape, or size, and then initiate the UV laser pulses for the actual ablation.