Dictionary

spongin

spongin

noun spon·gin \ˈspən-jən\

Definition of SPONGIN

:  a scleroprotein that is the chief constituent of flexible fibers found in certain sponge skeletons

Origin of SPONGIN

German, from Latin spongia sponge
First Known Use: circa 1868

Rhymes with SPONGIN

spongin

noun spon·gin \ˈspən-jən\   (Medical Dictionary)

Medical Definition of SPONGIN

:  a scleroprotein that is the chief constituent of flexible fibers in sponge skeletons

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