a combining form meaning “stomach,” used in the formation of compound words: gastrology.
- Also especially before a vowel, gastr-.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use gastro- in a sentence
The improper scheduling “led to inaccurate reporting of GI [gastro-intestinal] clinic wait times,” the report concluded.Exclusive: Texas VA Run Like a ‘Crime Syndicate,’ Whistleblower Says | Jacob Siegel | May 28, 2014 | THE DAILY BEAST
I think for variety, exuberance, and plenty (all important things for the gastro-traveler), it is hard to beat Manhattan.
Hence, we must conclude that it is without effect on the gastro-intestinal mucous membrane.
Nascher, however, took 15 grains, and no symptoms of gastro-intestinal disturbance followed.
With one exception they were convinced that he was a sufferer from chronic gastro-enteritis.Psychotherapy | James J. Walsh
In such circumstances the ovarian masses are secondary to the cancerous focus in the gastro-intestinal tract.
It is much easier to treat and cure a little trouble than to battle against an established gastro-enteric intoxication.The Eugenic Marriage, Volume IV. (of IV.) | Grant Hague
British Dictionary definitions for gastro-
stomach: gastroenteritis; gastritis
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012