Where does “interoperator” come from?

interoperator (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.

interoperator (English): Between operators

Definitions

  1. Between operators

Ancestry of “interoperator”, step by step

interoperator 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 operator

StepLanguageWordMeaning
1EnglishoperatorOne who operates; A telecommunications...
2Latinoperatōrworker, operator
3LatinoperorI work, labor
4Latinoperawork, exertion, effort; service; care, attention...
5LatinOpusThe capital city of the Locri and birthplace of Patroclus
6Ancient GreekὈποῦςOpus, Greece
7Ancient Greekὀπόςjuice, vegetable/plant juice; fig-juice
8Proto-Indo-Europeansokʷósjuice of plants
9Proto-Indo-Europeansekʷ-to follow; to see; to say
Every word from Proto-Indo-European -teros