retroreflective


retroreflective

(ˌrɛtrəʊrɪˈflɛktɪv) adj (General Physics) of or relating to retroreflection

ret•ro•re•flec•tive

(ˌrɛ troʊ rɪˈflɛk tɪv)

adj. of or pertaining to a surface, material, or device that reflects light or other radiation back to its source; reflective. [1850–55] ret`ro•re•flec′tion, n.