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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
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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