Where does “subspace” come from?

Subspace derives from English space, which comes from Latin spatium, ultimately from Proto-Indo-European speh₁-, meaning to stretch or extend.

subspace (English): A subset of a space which is a space in its own...

Definitions

  1. A subset of a space which is a space in its own...

Ancestry of “subspace”, step by step

subspace traces back through two separate lines of ancestry.

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-

via English space

StepLanguageWordMeaning
1Englishspace"Of time."; "Unlimited or generalized extent,...
2Middle Englishspace
3Old Frenchespacespace; room; duration
4LatinspatiumSpace, room, extent; Distance between points; A...
5Proto-Indo-Europeanspéh₁-to succeed, to prosper
6Proto-Indo-Europeanspeh₁-to succeed, to prosper

Words derived from “subspace

Every word from Proto-Indo-European *steh₂-
subspace — Etymology, Origin & Word History | Etymology Explorer