Where does “interbrachial” come from?

interbrachial (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.

interbrachial (English): Between the arms

Definitions

  1. Between the arms

Ancestry of “interbrachial”, step by step

interbrachial 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 brachial

StepLanguageWordMeaning
1EnglishbrachialPertaining or belonging to the arm; Of the nature...
2Latinbracchiālisbrachial
3Latinbracchiumforearm; arm; limb of an animal
4Ancient Greekβραχίωνthe arm, the shoulder; comparative degree of...
5Ancient Greekβραχύςshort, brief; short, small, little; few
6Proto-Indo-Europeanmréǵʰusshort; brief
7Proto-Indo-Europeanmreǵʰ-short
Every word from Proto-Indo-European -teros