the noncellular, gelatinous material between the inner and outer body walls of a coelenterate or sponge.
- mes·o·gle·al, adjective
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British Dictionary definitions for mesoglea
the gelatinous material between the outer and inner cellular layers of jellyfish and other coelenterates
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