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hemocyanin

[hee-muh-sahy-uh-nin, hem-uh-] /ˌhi məˈsaɪ ə nɪn, ˌhɛm ə-/
noun, Biochemistry
1.
a blue, copper-containing respiratory pigment in the plasma of many invertebrates.
Origin of hemocyanin
1835-1845
1835-45; hemo- + cyan-1 + -in2
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Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for hemocyanin

haemocyanin

/ˌhiːməʊˈsaɪənɪn/
noun
1.
a blue copper-containing respiratory pigment in crustaceans and molluscs that functions as haemoglobin
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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