spongin

noun
spon·​gin | \ ˈspən-jən How to pronounce spongin (audio) \

Definition of spongin

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

Examples of spongin in a Sentence

Recent Examples on the Web Horny sponges, also called modern keratose demosponges, have a skeleton with three dimensional branching made of a tough organic substance called spongin. Ashley Strickland, CNN, 28 July 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'spongin.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of spongin

circa 1868, in the meaning defined above

History and Etymology for spongin

German, from Latin spongia sponge

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Time Traveler for spongin

Time Traveler

The first known use of spongin was circa 1868

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Dictionary Entries Near spongin

spongily

spongin

sponging house

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Statistics for spongin

Cite this Entry

“Spongin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spongin. Accessed 26 Jun. 2022.

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More Definitions for spongin

spongin

noun
spon·​gin | \ ˈspən-jən How to pronounce spongin (audio) \

Medical Definition of spongin

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

More from Merriam-Webster on spongin

Britannica.com: Encyclopedia article about spongin

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