Where does “interzone” come from?

interzone (English) comes from English inter, from Middle English enteren, from French entrer, from Middle French entrer, from Old French entrer, from Latin intrō, from Latin intra, from Latin interus — Contrastive or oppositional adjectival suffix.

interzone (English): A position between neighbouring zones; Between...

Definitions

  1. A position between neighbouring zones; Between...

Ancestry of “interzone”, step by step

interzone traces back through two separate lines of ancestry.

via English inter

StepLanguageWordMeaning
1EnglishinterTo bury in a grave; To confine, as in a prison
2Middle Englishenteren
3Frenchentrerto enter
4Middle Frenchentrerto enter
5Old Frenchentrerto enter
6Latinintrōto enter, go into, come in, get in, penetrate
7Latinintrawithin; inside; during; less than
8Latininterus
9Proto-Indo-Europeanh₁énterosinside, within
10Proto-Indo-European-terosContrastive or oppositional adjectival suffix

via English Zone

StepLanguageWordMeaning
1EnglishZoneEach of the five regions of the earth's surface into which it was divided by climatic differences, namely the torrid zone (between the tropics), two temperate zones (between the tropics and the polar circles), and two frigid zones (within the polar circles)
2Frenchzonezone; first-person singular present indicative of...
3GermanZonezone
4Italianzonaa zone, area or district
5Spanishzonazone, district, area
6Portuguesezonazone; area, region; mess
7Russianзо́наzone
8Latinzōnabelt, girdle
9Ancient Greekζώνηbelt, sash
Every word from Proto-Indo-European -terosEvery word from Proto-Indo-European h₁énterosEvery word from Latin interus
interzone — Etymology, Origin & Word History | Etymology Explorer