Where does “retroreflective” come from?

retroreflective (English) comes from English reflective, from English reflect, from Old French reflecter, from Latin reflectō, from Latin rĕ-, from Latin prōdūcō, from Latin prō-, from Proto-Italic *pro- — passed , crossed.

retroreflective (English): Tending to reflect light back to its source with...

Definitions

  1. Tending to reflect light back to its source with...

Ancestry of “retroreflective”, step by step

retroreflective traces back through two separate lines of ancestry.

via English reflective

StepLanguageWordMeaning
1EnglishreflectiveThat reflects, or redirects back to the source;...
2EnglishreflectTo bend back (light, etc.) from a surface
3Old Frenchreflecter
4Latinreflectōto turn back or away; yield; retreat
5Latinrĕ-back, backwards
6Latinprōdūcōto lead or bring forth, forward or out
7Latinprō-forward direction, forward movement
8Proto-Italic*pro-pro- see the Latin entry for further meanings
9Proto-Indo-Europeanpro-toward, forward
10Proto-Indo-Europeanpor-to give birth; forward, through; going, passage
11Proto-Indo-Europeanper-before, in front; first; to go through
12Proto-Indo-Europeanpr̥tóspassed , crossed

via English retro

StepLanguageWordMeaning
1EnglishretroOf, or relating to, the past, past times, or the...
2Frenchrétroshortening of rétroviseur, mirror; retro
3Frenchrétroviseurrear-view mirror
4Frenchrétro-retro-, back, behind
5Latinretrōback, backwards, behind
6Latindūcere

Words derived from “retroreflective

Every word from Proto-Indo-European pr̥tós