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spongin

 - 3 dictionary results

spon⋅gin

  [spuhn-jin]
Use spongin in a Sentence
–noun
a scleroprotein occurring in the form of fibers that form the skeleton of certain sponges.
Origin:
1865–70; sponge + -in 2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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spon·gin   (spŭn'jĭn)   
n.  A horny, sulfur-containing protein related to keratin that forms the skeletal structure of certain classes of sponges.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: spon·gin
Pronunciation: 'sp&n-j&n
Function: noun
: a scleroprotein that is the chief constituent of flexible fibers in spongeskeletons
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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