Where does “subdomain” come from?

Subdomain comes from English domain with the prefix sub-, ultimately from Latin dominus meaning master, derived from Proto-Indo-European dṓm meaning house.

subdomain (English): A domain or sphere that is part of a larger...

Definitions

  1. A domain or sphere that is part of a larger...

Ancestry of “subdomain”, step by step

StepLanguageWordMeaning
1EnglishdomainA geographic area owned or controlled by a single...
2Frenchdomainedomain; zone; field
3Old Frenchdomainepower
4Latindominiumfeast, banquet; rule, dominion; ownership
5LatinDominusthe Lord; Lord; The Lord
6Latindomushouse, home; any building or abode; native place,...
7Proto-Italicdomoshouse, home
8Proto-Indo-Europeandṓmhome; house
9Proto-Indo-Europeandem-to build; to arrange, to put together

Words derived from “subdomain

Every word from Proto-Indo-European dem-
subdomain — Etymology, Origin & Word History | Etymology Explorer