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sponge
sponge bag
sponge bath
sponge cake
sponge pudding
sponger
spongiform
spongiform encephalopathy
spongin
spongioblast
spongy
spongy mesophyll
sponson
sponsor
spontaneity
spontaneous
spontaneous abortion
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spongin
spon·gin [ spúnjin ]


noun 
Definition:
 
skeletal protein: a protein that forms the skeletal framework of sponges
[Mid-19th century. <sponge]
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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