Bible Dictionaries
Haemacyanin

Webster's Dictionary

(n.) A substance found in the blood of the octopus, which gives to it its blue color.

Bibliography Information
Webster, Noah. Entry for 'Haemacyanin'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​h/haemacyanin.html. 1828.