Where does “intratube” come from?

intratube (English) comes from English intra-, from Latin intra, from Latin interus, from Proto-Indo-European h₁énteros, from Proto-Indo-European -teros — Contrastive or oppositional adjectival suffix.

intratube (English): Within a single tube

Definitions

  1. Within a single tube

Ancestry of “intratube”, step by step

StepLanguageWordMeaning
1Englishintra-a prefix signifying inside, within, interior,...
2Latinintrawithin; inside; during; less than
3Latininterus—
4Proto-Indo-Europeanh₁énterosinside, within
5Proto-Indo-European-terosContrastive or oppositional adjectival suffix
Every word from Proto-Indo-European -teros →Every word from Proto-Indo-European h₁énteros →Every word from Latin interus →