reflectorize

verb

1. (transitive)To make (a traffic sign) reflective.

   “Where not lit, regulatory signs must be reflectorized with retroreflective materials.”

   “The department, upon registering a vehicle, shall issue to the owner two partially or fully reflectorized license plates or devices for a motor vehicle, other than a motorcycle, and one partially or fully reflectorized license plate or device for all other vehicles required to be registered under this code. https://web.archive.org/web/20070601034507/http://www.dmv.ca.gov/pubs/vctop/d03/vc4850.htm”