Where does “endorectal” come from?

endorectal (English) comes from English rectal, from English rectum, from New Latin rectum, from Latin rectum, from Latin rectus, from Latin regere, from Latin rego, from Proto-Italic regō — to straighten, to right oneself; right; just.

endorectal (English): Within the rectum

Definitions

  1. Within the rectum

Ancestry of “endorectal”, step by step

endorectal traces back through two separate lines of ancestry.

via English rectal

StepLanguageWordMeaning
1EnglishrectalOf, via or related to the rectum; A rectal...
2EnglishrectumThe terminal part of the large intestine through...
3New Latinrectumaccusative supine of regō; nominative neuter...
4Latinrectumaccusative supine of regō; nominative neuter...
5Latinrectusruled, having been ruled, governed, having been...
6Latinregeresecond-person singular future passive indicative...
7LatinregoI rule, govern; I guide, steer; I oversee, manage
8Proto-Italicregō
9Proto-Indo-Europeanh₃réǵetito be straightening, to be setting upright
10Proto-Indo-Europeanh₃reǵ-to straighten, to right oneself; right; just

via English endo

StepLanguageWordMeaning
1Englishendomarijuana; A bike trick where the bike is ridden...
2Ancient Greekἔνδονin, within
3Proto-Hellenicéndon
4Proto-Indo-Europeanh₁n̥dóminside
5Proto-Indo-Europeanh₁n̥dóinto, inside
6Proto-Indo-Europeanh₁énin
Every word from Proto-Indo-European h₃reǵ-Every word from Proto-Indo-European h₃réǵetiEvery word from Proto-Italic regō