[ gas-ter ]
/ ˈgæs tər /


(in ants, bees, wasps, and other hymenopterous insects) the part of the abdomen behind the petiole.

Origin of gaster

First recorded in 1905–10, gaster is from the Greek word gastḗr paunch, belly Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for gaster

Medical definitions for gaster

[ găstər ]


The stomach.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.