Sentence:  The four sorts of humours performed in the human body (microcosm) a part as important as the four elements did in the whole universe (macrocosm.) The bile, the blood, the pituitary and <WSD>atrabiliary</WSD> fluids determined, by their predominance the different temperaments, and produced the different diseases. The <WSD>atrabiliary</WSD> humour was, as is well known, thought to be the cause of melancholy and mania; ... 
Meaning of the word marked with <WSD> tags:  Of or relating to black bile.