16 letters · 17 points in Scrabble
adjective of or relating to the stomach and intestines
originEtymology tree Proto-Indo-European *gres-der. Ancient Greek γρᾰ́ω (grắō) Proto-Indo-European *-tḗr Ancient Greek -τήρ (-tḗr) Ancient Greek γᾰστήρ (găstḗr)der. English gastro- English intestinal English gastrointestinal From gastro- + intestinal.
Etymology from Wiktionary, CC BY-SA 3.0