HAEMACYANIN

Hæm`a*cy"a*nin, n. Etym: [Hæma- + Gr. (Physiol. Chem.)

Definition: A substance found in the blood of the octopus, which gives to it its blue color.

Note: When deprived of oxygen it is colorless, but becomes quickly blue in contact with oxygen, and is then generally called oxyhæmacyanin. A similar blue coloring matter has been detected in small quantity in the blood of other animals and in the bile.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

2 February 2025

BACK

(adverb) at or to or toward the back or rear; “he moved back”; “tripped when he stepped backward”; “she looked rearward out the window of the car”


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Coffee Trivia

In 1511, leaders in Mecca believed coffee stimulated radical thinking and outlawed the drink. In 1524, the leaders overturned that order, and people could drink coffee again.

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