Where does “retroreflect” come from?

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

retroreflect (English): To reflect in such a way that the reflected rays...

Definitions

  1. To reflect in such a way that the reflected rays...

Ancestry of “retroreflect”, step by step

retroreflect traces back through two separate lines of ancestry.

via English reflect

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