Definition of mesoglea
: a gelatinous substance between the endoderm and ectoderm of sponges or coelenterates
Recent Examples of mesoglea from the Web
Covered in silicone to replicate the jellyfish’s wavy, bioluminescent mesoglea — the jelly, basically — the Cyro weighs a staggering 170 pounds, all thanks to a five-year grant from the Office of Naval Research.
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Learn More about mesoglea
Britannica.com: Encyclopedia article about mesoglea
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