Chiefly History of Science. Designating a quality associated with wetness and regarded in medieval and later times as one of the four qualities…

Designating the humour choler. Now historical.

Medicine. Relating to, characteristic of, dominated by, or containing the humour black bile. Now archaic and historical.

Of, belonging to, or from a root or roots; fundamental to or inherent in the natural processes of life, vital; spec. designating the humour or…

In medieval and later physiology: Belonging to that one of the four ‘complexions’ (see complexion, n. 1) which was supposed to be characterized by…

Medicine. Designating any of the humours of the body when considered to be abnormally concentrated and dark in colour, and associated with a…

Having, showing, or characteristic of the temperament formerly believed to result from a predominance of phlegm among the bodily humours; not easily…

= adust, adj.1 1a. Now historical and rare.

= phlegmatic, adj.

In medieval physiology, said of elements, humours, etc.

Of persons, their constitution or temperament: = sanguine, adj. Also, in later use, Full-blooded, plethoric. sanguineous fever (see quot. 1753).