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conchiolin

[kong-kahy-uh-lin]

noun

Biochemistry.
  1. a fibrous protein that forms the iridescent inner layer, as mother-of-pearl, in the shells of mollusks.



conchiolin

/ kɒŋˈkaɪəlɪn /

noun

  1. a fibrous insoluble protein that forms the basic structure of the shells of molluscs. Formula: C 30 H 48 O 11 N 9

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word History and Origins

Origin of conchiolin1

1865–70; conch + -i- + -ol- (< Latin -olus -ole 1 ) + -in 2
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Word History and Origins

Origin of conchiolin1

C19: from conch ; see -in
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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The mollusc deposits layers of aragonite and conchiolin, which together form nacre, also know as mother-of-pearl.

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In the first place, it should be understood that both conchiolin and aragonite are translucent, that is, they pass light to a certain extent.

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Typical albuminoids are gelatin, keratin, elastin, fibroin, spongin and conchiolin.

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conchiglieConchita