one of the pair of excretory organs in each side of the head region of decapod crustaceans, emptying at the base of the antennae.
Origin of green gland
First recorded in 1885–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
one of a pair of excretory organs in some crustaceans that open at the base of each antenna
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