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aequorin

[ee-kwawr-in, ee-kwor-] /iˈkwɔr ɪn, iˈkwɒr-/
noun, Biochemistry, Histology
1.
a protein, secreted by certain jellyfish, that produces a blue light upon binding with calcium.
Origin
1965-1970
1965-70; < Neo-Latin Aequor(ea) a genus of jellyfish that produces such a protein (Latin: feminine of aequoreus of the sea, equivalent to aequor level surface, the sea + -eus -eous) + -in2
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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