Meaning & use
humoral
Relating to bodily fluids, especially the ancient theory of four humors thought to control health and mood.
See it in a sentence
Medieval doctors relied on humoral theory, believing illness resulted from an imbalance of the four humors.
The immune system's humoral response involves antibodies carried through the blood and other fluids.
A note on using this word
Humoral appears both in the history of medicine, referring to old humor theory, and in modern immunology, referring to antibody-based immunity.
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