Where does “outboundary” come from?

outboundary (English) comes from English boundary, from English -ary, from Italian -ario, from Latin -ārium, from Latin -um, from Proto-Italic *-om, from Proto-Indo-European *-oHom.

outboundary (English): An outer boundary, one marking the outside limit of something

Definitions

  1. An outer boundary, one marking the outside limit of something

Ancestry of “outboundary”, step by step

outboundary traces back through two separate lines of ancestry.

via English boundary

StepLanguageWordMeaning
1EnglishboundaryThe dividing line or location between two areas;...
2English-aryof or pertaining to; adjective suffix appended to...
3Italian-ario-ary; Added to nouns to create attributive...
4Latin-āriumused primarily to form nouns of purpose from other nouns, such as places where things are kept or objects used for a particular end
5Latin-umnominative neuter singular of -us; accusative...
6Proto-Italic*-om
7Proto-Indo-European*-oHom

via English out

StepLanguageWordMeaning
1EnglishoutAway from the inside, centre or other point of...
2Middle Englishouteout
3Old Englishūtout
4Proto-West Germanic*ūtout, outward
5Proto-Germanicūtout, outward
6Proto-Indo-Europeanúdout, outward
Every word from Proto-Indo-European *-oHom
outboundary — Etymology, Origin & Word History | Etymology Explorer