a combining form meaning “stomach,” used in the formation of compound words: gastrology.
Also especially before a vowel
Origin of gastro-
< Greek, combining form of gastḗr
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for gastro
Historical Examples of gastro
British Dictionary definitions for gastro
often before a vowel gastr-
Word Origin for gastro-
from Greek gastēr
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for gastro
scientific word-forming element meaning "stomach," before vowels gastr-, from Greek gastro-, comb. form of gaster (genitive gastros) "belly, paunch" (see gastric).
Online Etymology Dictionary, © 2010 Douglas Harper
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.