English
nonconterminous
Nonconterminous comes from Latin conterminus ‘adjoining, neighboring, having a common border’, from terminus ‘a boundary, limit, end’, and ultimately from Proto-Indo-European *térmn̥.
- Proto-Indo-Europeanc. 4500–2500 BCE*térmn̥1‘boundary, end’reconstructed
- Proto-Italicc. 1500–700 BCE*termn̥1‘boundary stone’reconstructed
- Proto-Italicc. 1500–700 BCE*term(e)nos1‘boundary stone’reconstructed
- Latinc. 75 BCE–200 CEterminus1‘a boundary, limit, end’
- Latinc. 75 BCE–200 CEconterminus1‘adjoining, neighboring, having a common border’
- English1500–presentconterminous1
- Englishtodaynonconterminous1
attested reconstructed ? uncertain or disputed deepest recorded ancestor
- 1 Wiktionary, English nonconterminous
Earlier history uncertain. See Wiktionary.
Lineage
- Proto-Indo-Europeanc. 4500–2500 BCE*térmn̥Wiktionary, English nonconterminous‘boundary, end’reconstructed
- Proto-Italicc. 1500–700 BCE*termn̥Wiktionary, English nonconterminous‘boundary stone’reconstructed
- Proto-Italicc. 1500–700 BCE*term(e)nosWiktionary, English nonconterminous‘boundary stone’reconstructed
- Latinc. 75 BCE–200 CEterminusWiktionary, English nonconterminous‘a boundary, limit, end’
- Latinc. 75 BCE–200 CEconterminusWiktionary, English nonconterminous‘adjoining, neighboring, having a common border’
- English1500–presentconterminousWiktionary, English nonconterminous
- EnglishtodaynonconterminousWiktionary, English nonconterminous
A compound of non- + conterminous
Proto-Indo-European *h₁óynos ‘one’
…
Proto-Germanic *nainaz ‘none, nought, zero’
Proto-West Germanic *nain
Old English nān ‘no, not any’
Middle English non ‘no, not any’
English non-
Proto-Indo-European *térmn̥ ‘boundary, end’
Proto-Italic *termn̥ ‘boundary stone’
Proto-Italic *term(e)nos ‘boundary stone’
Latin terminus ‘a boundary, limit, end’
Latin conterminus ‘adjoining, neighboring, having a common border’
English conterminous
Linked words
through Proto-Indo-European *ter- ‘tender, weak’
thrill, intrigue, treachery, thro, inextricable, 24 more
through Proto-Indo-European *térmn̥ ‘boundary, end’
through Proto-Italic *termn̥ ‘boundary stone’
extermination, determinate, 14 more
through Proto-Italic *term(e)nos ‘boundary stone’
terminal, determination, termination, terminate, terminator, terminus, determinism, interminable, 19 more
through Latin terminus ‘a boundary, limit, end’
Today it means
adj —
Sources
Sources: Wiktionary, “nonconterminous”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.
Etymograph / Proto-Indo-European *térmn̥ / nonconterminous