Where does “gastrointestinal” come from?

Gastrointestinal comes from English gastro- combined with English intestinal, which derives from Latin intestīnālis, ultimately from Proto-Indo-European en meaning within.

gastrointestinal (English): Of or pertaining to the stomach and intestines,...

Definitions

  1. Of or pertaining to the stomach and intestines,...

Ancestry of “gastrointestinal”, step by step

StepLanguageWordMeaning
1EnglishintestinalRelating to the intestines; Internal
2Latinintestinalisintestinal; pertaining to the intestine
3Latinintestīnumguts, intestines, entrails of the abdomen
4Latinintestīnusinternal in various senses, namely
5Latinintuswithin, inside; at home
6Latinînin, at, on, upon, from (space)
7Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
8Proto-Italicenin
9Proto-Indo-Europeanh₁énin

Words derived from “gastrointestinal

Every word from Proto-Indo-European h₁énEvery word from Proto-Italic enEvery word from Latin en
gastrointestinal — Etymology, Origin & Word History | Etymology Explorer