Where does “subreflector” come from?

subreflector (English) comes from English reflector, 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.

subreflector (English): A telescope's secondary reflector

Definitions

  1. A telescope's secondary reflector

Ancestry of “subreflector”, step by step

subreflector traces back through two separate lines of ancestry.

via English reflector

StepLanguageWordMeaning
1EnglishreflectorSomething which reflects heat, light or sound,...
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 sub

StepLanguageWordMeaning
1EnglishsubA submarine; A submarine sandwich: a sandwich...
2EnglishsubstituteTo use in place of something else, with the same...
3Middle Englishsubstituten
4Latinsubstitutussubstituted
5LatinsubstituoI place next to, under, or instead of; I...
6LatinstatuoI set up, station; I establish, determine, fix; I...
7Latinstātusfixed, set, having been set
8Latinstōto stand
9Proto-Italicstaēōstand
10Proto-Indo-Europeansth₂éh₁yetito stand
11Proto-Indo-European*steh₂-
Every word from Proto-Indo-European pr̥tós